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Oceanic & Atmospheric Sciences

College of Oceanic & Atmospheric Sciences

Published: Mon, 22 Jan 2018 10:26:35 PST

Last Build Date: Mon, 17 May 2010 17:21:47 PDT


Invasive "tunicate" appears in Oregon's coastal waters

Mon, 17 May 2010 00:00:00 PDT

An aggressive, invasive aquatic organism that is on the state's most dangerous species list has been discovered in both Winchester Bay and Coos Bay, and scientists say this "colonial tunicate" has serious economic and environmental implications.

Lessons from Chile: Tsunami science, sociology have a ways to go

Mon, 19 Apr 2010 00:00:00 PDT

Scientists from around the world tracked tsunami waves across the Pacific Ocean following the massive 8.8 magnitude Chilean earthquake and warnings were issued in Hawaii, Japan and along the West Coast of the United States. After evacuations and inconvenience, huge waves never materialized and now many in the news media and public are questioning whether such warnings were a good idea.

Absolute humidity, dry conditions tied to seasonal outbreaks of influenza

Fri, 19 Mar 2010 00:00:00 PDT

The seasonal increase of influenza has long baffled scientists but a new study has found that seasonal changes of absolute humidity are the apparent underlying cause of these wintertime peaks.

Warm temperatures, low snowpack may spell trouble during El Niño year

Thu, 18 Feb 2010 00:00:00 PST

Oregon has experienced an unusually long warm spell this January, contributing to very low snowpack - especially in the lower elevations of the Cascade Mountains - that could create problems for farmers and others dependent on summer stream flows.

Five new, short online videos discuss climate change at the Oregon coast

Sun, 17 Jan 2010 00:00:00 PST

Concerns about climate change voiced by Oregon coast residents are addressed in a set of short, online videos produced by Oregon Sea Grant at Oregon State University. COAS researchers also appear in the videos.

Nature study: Hypoxia tends to increase as climate warms

Fri, 18 Dec 2009 00:00:00 PST

A new study of Pacific Ocean sediments off the coast of Chile has found that offshore waters experienced systematic oxygen depletion during the rapid warming of the Antarctic following the last "glacial maximum" period 20,000 years ago.

Hydrothermal Vents Discovery Reunion

Wed, 18 Nov 2009 16:45:55 PST

Jack Corliss, the former Oregon State University oceanographer who led the 1977 research cruise that discovered undersea hydrothermal vents, returned to campus to talk about the landmark event. The discovery marked a turning point in the understanding of life on Earth and has been described as one of the most important discoveries on oceanography. (image)

OSU Partnering with Naval Research Lab on Space-Borne Coastal Imaging

Wed, 18 Nov 2009 16:44:16 PST

A sophisticated new imaging system developed by the Naval Research Laboratory has just been installed aboard the international space station, where it will scan coastal oceans and nearby land masses and beam the data to Earth. Applications include oil spills, plankton growth, harmful algal blooms, and sediment plumes from major rivers. The science data will be archived at OSU.

Redrawing the Map

Wed, 18 Nov 2009 16:43:47 PST

(image) Chris Goldfinger is leading a $7.3 million mapping project that will pinpoint rocky reefs, depressions and navigational hazards. The OSU associate professor says the new images will help fishermen, scientists and coastal managers who need to manage marine habitats and to develop better tsunami models.

Oregon Hypoxia Report for Summer 2009

Mon, 19 Oct 2009 10:31:06 PDT

In a recent report on low-oxygen waters, researcher Jack Barth says the change in wind patterns and decrease in the oxygen levels in deep offshore waters are consistent with impacts suggested by many climate change models. (image)

Pacific Northwest: Mysteries of Ocean Die-offs Revealed

Mon, 19 Oct 2009 10:30:18 PDT

Video and articles from the National Science Foundation look at die-offs in the Pacific Northwest and at new ways of taking the pulse of Oregon coastal waters, with underwater gliders.(image)

Scientists create first complete image of Himalayan fault, subduction zone

Sat, 19 Sep 2009 00:00:00 PDT

An international team of researchers has created the most complete seismic image of the Earth's crust and upper mantle beneath the rugged Himalaya Mountains, in the process discovering some unusual geologic features that may explain how the region has evolved.(image)

Study in Nature: Measurements of conductivity suggest water in mantle

Sat, 19 Sep 2009 00:00:00 PDT

A team of scientists from Oregon State University has created the first global three-dimensional map of electrical conductivity in the Earth's mantle and their model suggests that that enhanced conductivity in certain areas of the mantle may signal the presence of water.

Oceanography at OSU Turns 50

Thu, 13 Aug 2009 20:36:06 PDT

Oceanic and Atmospheric Sciences turns 50 this year. View timelines, historic photos from the first three decades, and photos from anniversary events. Also check out videos of the science symposium talks, luncheon keynote speeches, and greetings from Alan Mix aboard the Joides Resolution in the Bering Sea. (image)

COAS celebrates 50th anniversary

Thu, 16 Jul 2009 00:00:00 PDT

Fifty years ago, the Oregon State Board of Higher Education approved the establishment of an oceanography department at Oregon State University, launching a program that half a century later would be recognized around the world for its scientific achievements.

Geomicrobiology: Low Life

Wed, 17 Jun 2009 00:00:00 PDT

COAS researcher Rick Colwell is featured in Nature's article on the boundaries of biology beneath the Earth's surface and how microbes survive deep underground.

Crabbers Collaborate with OSU Researchers to Monitor Ocean Temperature, Hypoxia

Wed, 17 Jun 2009 00:00:00 PDT

In a unique, symbiotic relationship, Oregon crabbers are working with Oregon State University researchers funded by Oregon Sea Grant to use their crab pots as underwater monitoring stations where data collectors attached to the pots gather vital oceanographic information. (image)

Summer to Kill Swine Flu in U.S. and Mexico?

Tue, 19 May 2009 18:11:54 PDT

The hot and humid days of summer could prove a death knell for the swine flu outbreak currently sweeping around the globe-at least in the U.S., Mexico, and the rest of the Northern Hemisphere, experts say.(image)

Scientists Look to Indonesia for Earthquake Clues

Tue, 19 May 2009 18:08:29 PDT

If the Cascadia Subduction Zone ruptures - and scientists say it's just a matter of time - will Portlanders feel the jolt? Will rivers flood? Buildings collapse? Chris Goldfinger thinks he has a good idea of what to expect.(image)

Life Aquatic with OSU Needs New Research Ship

Mon, 18 May 2009 00:00:00 PDT

Over 34 years, the R/V Wecoma has helped Oregon State establish its scientific imprint on academia and the high seas from the ship's base in Newport. The vessel has been there for breakthroughs on dead zones, ocean acidification and deep-sea hydrothermal vents. But the ship is aging.(image)

Charlie Miller: A Selective Biography

Thu, 16 Apr 2009 10:27:19 PDT

Charles Miller recently won the 2008 Wooster Award for contributions to North Pacific science. This biography by former students describes his pioneering study of zooplankton, such as his work in the SUPER and GLOBEC Georges Bank programs. (image)

Chemical Oceanographer Named Fellow of AGU

Thu, 16 Apr 2009 10:25:13 PDT

Clare Reimers' research has focused on the biogeochemistry of ocean sediments and the development of chemical sensors for quantifying ocean chemical distribution and fluxes. Recently, she gained attention for her work on long-term power sources for ocean sensors that harness energy from marine sediments and phytoplankton. (image)

Sonar in the Sea (podcast)

Thu, 16 Apr 2009 10:23:05 PDT

On this episode of Ocean Gazing, meet Kelly Benoit-Bird, an assistant professor at Oregon State University. She says, "I get my ideas often from watching the water and seeing what animals are doing and trying to ask why." (image)

OSU Salmon Bowl Draws Northwest High School Teams

Mon, 16 Mar 2009 12:33:44 PDT

Sixteen teams tested their knowledge of marine sciences, competing for a chance to represent the region at the National Ocean Sciences Bowl in Washington, DC. Interest in Salmon Bowl is growing, according to Pete Strutton. (image)

Researchers Find Key Link Between Influenza Prevalence, Absolute Humidity

Mon, 16 Feb 2009 15:29:16 PST

A new study led by Jeffrey Shaman, an Oregon State University atmospheric scientist who specializes in ties between climate and disease transmission, has found a significant correlation between "absolute" humidity and influenza virus survival and transmission.(image)

Oceanographer Awarded for Contributions to Marine Ecological Acoustics

Mon, 16 Feb 2009 15:28:53 PST

Kelly Benoit-Bird, assistant professor in the OSU College of Oceanic and Atmospheric Sciences, specializes in the use of acoustics to study the relationships between different species in marine environments. She recently published studies that used acoustics to discover new behavioral patterns among spinner dolphins and Humboldt squid.(image)

Clare Reimers Named AGU Fellow

Mon, 16 Feb 2009 15:28:19 PST

Recently, professor Clare Reimers received attention for her efforts to develop long-term power sources for ocean sensors that harness energy from marine sediments and phytoplankton. These power sources are similar to batteries but they are fueled with decaying plankton and catalyzed by bacteria. (image)

50th Anniversary and Reunion this Summer for Oceanography at OSU

Fri, 16 Jan 2009 10:15:25 PST

The College of Oceanic & Atmospheric Sciences will celebrate its 50th anniversary on July 17-19, 2009 (DaVinci Days weekend). The celebration features science talks, alumni reunion, luncheon and keynote, open labs, and many other events.

Microbe Community Deep Beneath Arctic Permafrost Needs Study

Thu, 15 Jan 2009 15:31:47 PST

Rick Colwell reports preliminary studies on the distribution and diversity of the microbes in the methane hydrates on the North Slope of Alaska. "It's important to learn more about this environment where an unconventional fuel source exists."(image)

Cowles to Lead National Ocean Observing Initiative

Thu, 15 Jan 2009 15:21:53 PST

OSU Professor Tim Cowles will head National Science Foundation's signature research project focusing on climate change, a $400 million anticipated investment. (image)

Benoit-Bird Awarded AGU Early Career Award

Thu, 15 Jan 2009 15:10:13 PST

The American Geophysical Union award recognizes significant contributions to oceanographic sciences and the potential for a promising future. Kelly Benoit-Bird studies how changes in resources over time and space affect competition and behaviors among oceanic organisms.(image)

OSU Oceanographer to Lead National Ocean Observing Initiative

Fri, 12 Dec 2008 00:00:00 PST

An OSU oceanographer has been appointed as program director for the National Science Foundation's signature research project focusing on climate change - a $400 million anticipated investment in a national Ocean Observatories Initiative that just passed the agency's final design review.(image)

OSU Scientist Honored with AGU's 2008 Early Career Award

Fri, 14 Nov 2008 11:40:57 PST

Kelly Benoit-Bird, an Oregon State University oceanographer who specializes in the study of marine ecological communities, has been named the lone 2008 recipient of the American Geophysical Union's Early Career Award for Ocean Science. (image)

Dolphin Coordination During Predation

Fri, 14 Nov 2008 11:38:51 PST

Spinner dolphins have long been known for their teamwork in capturing prey but a new study using high-tech acoustics has found that their synchronization is even more complex than scientists realized and likely evolved as a strategy to maximize their energy intake. (image)

Report Outlines Scientists' Concern About Environmental Impact of Wave Energy

Fri, 17 Oct 2008 14:51:08 PDT

Scientists conclude that wave energy buoys should not be placed in "sensitive areas" of the near-shore environment, particularly in depths of less than 40 meters. They also suggest that a system of buoys could result in wave reduction, which could affect the movement of sand up and down the coast. (image)

Researchers Study Coastal Hazards of Increasing Wave Heights, Rising Sea Levels

Tue, 14 Oct 2008 10:37:48 PDT

OSU researchers have been studying why wave heights in the Pacific Ocean have been increasing in recent years and how this phenomenon--coupled with global warming--might affect coastal erosion, flooding and development along the Pacific Northwest coast. (image)

COAS 50th Anniversary & Reunion: Save the Date

Tue, 14 Oct 2008 10:34:14 PDT

COAS turns 50 next July 18. Events will include alumni get-togethers, science talks, keynote and luncheon, as well as family-friendly events coordinated with DaVinci Days. Please reserve the date on your calendar.

New Map Shows Oregon's Territorial Sea, Marine Seabed Habitats

Thu, 18 Sep 2008 17:04:10 PDT

(image) A new map depicting Oregon's marine seabed habitats was released recently, part of the marine reserve nomination process. The map provides the first coast-wide view of seafloor habitats in Oregon's nearshore marine environment.

Scientists Test 'Artificial Upwelling' to Learn More About Complex Ocean Ecosystem Behavior

Mon, 15 Sep 2008 12:27:49 PDT

(image) A team of scientists is studying the complex ocean upwelling process by mimicking nature - pumping cold, nutrient-rich water from deep within the Pacific Ocean and releasing it into surface waters near Hawaii that lack the nitrogen and phosphorous necessary to support high biological production.

Slide Show of Photos of Tropical Reefs

Tue, 19 Aug 2008 09:51:06 PDT

Protecting tropical reefs is a passion for two graduate students in OSU's Marine Resource Management program, Daniel and Robbie Wisdom.

Stay Up-to-Date With COAS

Mon, 18 Aug 2008 00:00:00 PDT

Keep in the COAS loop with Ocean & Air magazine. (image)

Finalists for Director of New OUS Climate Research Institute

Fri, 15 Aug 2008 00:00:00 PDT

Four candidates seeking to become the first director of the new Oregon Climate Change Research Institute will visit Oregon State University this September and October.

New Study Finds Increasing Acidification Along the West Coast

Fri, 11 Jul 2008 12:07:25 PDT

(image) An international team of scientists reported finding acidified ocean water within 20 miles of the shoreline, raising concern for marine ecosystems from Canada to Mexico.

Out of the Depths: Voracious "Red Devil" Squid Are on the Move

Fri, 11 Jul 2008 11:59:04 PDT

(image) Kelly Benoit-Bird's research gives scientists a new way to look at an important link in the marine food chain. The new ability to track squid with sonar may also reveal new details about how ocean ecosystems work.

Harmful Algal Blooms Increasing; Researchers Search for Warning Signs

Fri, 11 Jul 2008 11:49:48 PDT

(image) Researchers are combining satellite data on chlorophyll levels and oceans conditions to eventually detect blooms as they develop and provide an early warning system.

New Studies Highlight Concern over Rising Jellyfish Populations

Wed, 18 Jun 2008 15:01:05 PDT

(image) Jellyfish populations appear to be increasing along the West Coast and in the Bering Sea, and scientists studying the phenomenon are concerned because jellyfish may feed on the same plankton species targeted by herring, sardines and anchovies, juvenile salmon and other fishes.

OrCOOS Adds 'Wave Watch' to Coastal Observations

Wed, 18 Jun 2008 14:59:42 PDT

(image) The Oregon Coastal Ocean Observing System (OrCOOS) brings together observations to help address issues related to climate change, ecosystem preservation and management, coastal water quality, maritime operations, coastal hazards and national security. OrCOOS recently redeployed mooring NH-10 and has added Wave Watch to the data products it makes accessible to the public.

New Atlases Use NASA Data to Chart Ocean Winds

Fri, 16 May 2008 00:00:00 PDT

(image) Several new atlases of ocean wind patterns around the globe, based on data from NASA's QuikScat satellite, are benefiting a wide range of users, from those who sail the seas to those responsible for managing their precious resources.

Scientists Eye Possible Link Between Cascadia Zone, San Andreas Fault

Mon, 14 Apr 2008 10:00:48 PDT

A research team led by Chris Goldfinger, an associate professor of marine geology at Oregon State University, sampled marine sediments along the northern California coast to look for evidence of historic seismic activity along the San Andreas Fault.

AAAS Panel: Climate Change Creating Major Impacts on World's Oceans

Wed, 19 Mar 2008 11:18:14 PDT

Climate change is rapidly transforming the world's oceans by increasing the temperature and acidity of seawater, and altering atmospheric and oceanic circulation. Jack Barth, an oceanographer at Oregon State University, recently reported on the hypoxia events that have plagued the Pacific Northwest coast since 2000.

Long-Term Global Warming May be Tough to Reverse

Wed, 12 Mar 2008 12:37:37 PDT

A sophisticated new climate model simulation of long-term global warming suggests that even if greenhouse gas emissions are reduced, the planet will continue to get warmer for 100 to 200 years.

After 19 Years at Helm of Oregon Climate Service, George Taylor to Retire

Wed, 12 Mar 2008 12:35:35 PDT

Oregonians love their weather. When he retires May 1, Oregon Climate Service manager George Taylor said he will miss the daily interactions with Oregonians from every walk of life. "I saw my role as taking a complicated subject and simplifying it for everyday folks so they can make better decisions."

Three OSU Oceanographers Named Fellows of AGU

Thu, 14 Feb 2008 10:17:35 PST

Three of the College of Oceanic and Atmospheric Sciences' faculty - Dudley Chelton, Robert Duncan and Anne Trehu - were named as fellows of the American Geophysical Union. "This is an extremely prestigious selection and the fact that three of our faculty members will be honored this year is significant," said Mark Abbott, dean of the College of Oceanic and Atmospheric Sciences.

Looking Inside a Volcano's Magma Chambers, 2000 Years Ago

Wed, 13 Feb 2008 11:00:06 PST

While looking for clues to better predict future eruptions, Frank Tepley determined that the explosive eruption of El Misti volcano above the city of Arequipa, Peru, occurred when magmas from two different magma chambers mixed.

Oregon Volunteers Sought to Measure, Report Precipitation Around the State

Fri, 07 Dec 2007 08:59:00 PST

A growing national community-based volunteer group – whose goals are to create more accurate precipitation data that will help farmers and other users, as well as encourage interest in meteorological science – is expanding to Oregon beginning this month. And the statewide effort, which will be coordinated by the Oregon Climate Service at Oregon State University, is looking for volunteers.

Extreme Tides in November, December Provide Hazards - and a Challenge for Scientists

Fri, 16 Nov 2007 13:00:06 PST

A series of extremely high tides, directly followed by strong "minus" tides, may provide more than a curiosity of nature along the Oregon coast this November and December. The resulting tidal surge - especially if accompanied by a strong storm - can create danger for boaters and beachcombers - and threaten oceanfront homes with erosion and high water, according to ocean experts at Oregon State University.

Clues to the Changing Numbers of the Greenland Halibut

Thu, 15 Nov 2007 15:38:32 PST

The Greenland halibut (Reinhardtiu hippoglossoides) is a strange-looking but popular food fish that lives in the deep, cold waters of the north Pacific and north Atlantic oceans. As a flatfish, in one of its larval stages, one eye migrates across the top of its skull towards the other eye. Other aspects of its life as a larva are equally astounding. During the coming year, Lorenzo Ciannelli, a COAS biological oceanographer, and colleagues at the National Oceanic and Atmospheric Administration Fisheries Service, Seattle, will begin research in the Bering Sea to collect data that will help scientists understand the Greenland halibut's life cycle.

Biological Productivity in the Ocean "Deserts"

Thu, 18 Oct 2007 13:49:22 PDT

(image) Angel White, recent COAS graduate and researcher with Ricardo Letelier, studies Trichodesmium, the large colony-forming bacteria that provides a nitrogen-rich raft for other organisms in the mid-ocean gyres. White's work continues the inquiry of many others, including Captain Cook and Charles Darwin, who asked what limits the growth and controls distribution of this organism. Her graduate work on Trichodesmium was awarded the 2007 OSU Distinguished Dissertation Award.

On the Seamount Trail: Underwater volcanoes, plate movement and mantle convection

Wed, 19 Sep 2007 11:02:37 PDT

Ancient remnants of volcanoes rise up from the seafloor in the thousands. There are an estimated 50,000 in the Pacific Ocean alone.

Studies of estuary water circulation answer pollution questions

Wed, 19 Sep 2007 11:00:24 PDT

On coastal ocean edges, where fresh water and salt water are stirred together, physical oceanographers can be found in small boats or waist-deep in water and mud. Their focus is on estuaries and what drives currents in the water.

OSU teams with Woods Hole, Scripps on Ocean Observatories Initiative

Wed, 19 Sep 2007 10:59:00 PDT

Oregon State University will receive $20.6 million over the next six years to lead a component of the National Science Foundation's Ocean Observatories Initiative in the Pacific Northwest's coastal ocean.

EarthScope national office established at OSU

Fri, 17 Aug 2007 15:17:38 PDT

Oregon State University will receive $1.6 million from the National Science Foundation to establish the EarthScope national office. EarthScope is a nationwide program to explore the North American continent and understand better the physical processes that cause earthquakes and volcanic eruptions.

Mark Abbott to stay as COAS dean

Thu, 16 Aug 2007 09:12:52 PDT

Mark Abbott, the dean of OSU's College of Oceanic and Atmospheric Sciences, has decided to decline an appointment to the National Science Foundation.

New use of satellite data could provide immediate warnings

Thu, 16 Aug 2007 09:09:43 PDT

Paul Vincent uses an advance in radar technology, called synthetic aperture radar, that shows deformed areas of the Earth's surface in minute detail and could lead to early warnings of natural hazards.

Deadly rip currents "more common than rare"

Thu, 19 Jul 2007 15:03:49 PDT

OSU researchers who have been studying the phenomena for years say rip currents can be hard to see from the beach - and harder still to predict.

Movement of Arctic water masses

Thu, 14 Jun 2007 13:57:21 PDT

Arctic water masses have important implications for climate science and fisheries.

Clues to the changing numbers of Greenland halibut

Wed, 16 May 2007 15:25:08 PDT

Learn about the astounding life of larvae that need ocean currents to survive.

OSU oceanographers study at North Pole for clues to Arctic, global circulation

Tue, 17 Apr 2007 14:27:50 PDT

Fresh water from melting ice and continental runoff in the Arctic has a major influence on circulation of the world's oceans.

Conserving the green sea turtles of Palau

Fri, 16 Mar 2007 13:42:25 PDT

COAS marine resource management alum Julie Barr helps find answers to preserving Palau sea turtles.

Satellite studies of ship tracks show influence of pollution on clouds

Thu, 15 Feb 2007 10:05:15 PST

Plumes from ocean-going ships provide information about cloud behavior.

Studies of a natural disappearing act

Thu, 18 Jan 2007 10:34:30 PST

Leaking pipes and spills at Department of Energy and other industrial facilities have polluted ground water with the chlorinated solvent trichloroethylene (TCE), a possible carcinogen. But, in some locations, TCE in the aquifer is naturally decaying away.

COAS launches online magazine and new college site

Fri, 15 Dec 2006 10:50:04 PST

COAS is adding new features to reinforce our relationships with prospective students, donors, environmental writers and editors, and all who share our interest in oceanography and atmospheric sciences. The goals are to communicate with the world to promote the college's place as an international leader in Earth science.

OSU researchers head to Antarctica to sample hot springs, underwater sounds

Fri, 15 Dec 2006 10:42:45 PST

A team of OSU researchers went to Antarctica in November on a pioneering mission to explore the hydrothermal vents inside of Deception Island and recover a network of hydrophones deployed in the area last year.

Researchers discover rich methane field off India

Thu, 16 Nov 2006 00:00:00 PST

The possible new energy source is tantalizing, but technology is not available yet to make it commercially useable.

OSU leads major research to track carbon, identify dead zone processes

Mon, 16 Oct 2006 15:40:47 PDT

Discovering what happens to huge amounts of carbon is critical to understanding the interface between the atmosphere and the open ocean that influences marine dead zones, atmospheric pollution and ultimately climate change.

Undersea gliders making waves as new tool in marine research

Tue, 19 Sep 2006 14:05:50 PDT

New undersea gliders differ from other autonomous underwater vehicles (AUVs) because they lack propellers or tethers. In fact, other than deployment and pickup, they don't even require an accompanying vessel.

Dean Abbott honored with two major appointments

Thu, 17 Aug 2006 11:53:40 PDT

(image) COAS Dean Mark Abbott's appointments to the National Science Board and as co-chair of Oregon Gov. Kulongoski's Climate Change Integration Group allow opportunities for credible science to inform policy decisions.

Discovery: Arctic hydrothermal vents

Mon, 17 Jul 2006 15:12:05 PDT

Spectacular hydrothermal vents have been discovered in the Arctic Ocean northwest of Norway.

Lunar rocks indicate meteorite bombardment of moon and earth

Mon, 19 Jun 2006 14:03:21 PDT

A large spike in meteorite activity took place during a 100-million year interval, possibly the result of collisions in the asteroid belt with comets coming from just beyond our solar system.

Deep-sea sediments expose the Earth's past

Wed, 17 May 2006 15:00:59 PDT

Scientists have discovered an amazing and growing range of things to measure in deep-sea sediments.

Getting energy from the seafloor

Tue, 11 Apr 2006 13:51:22 PDT

A two-electrode device consisting of an anode imbedded in sea sediment connected to a cathode in overlying seawater can provide electrical power.

Drought, mosquitoes and forecasting disease

Wed, 15 Mar 2006 10:10:35 PST

Because mosquitoes depend critically on the availability of water, conventional wisdom tells us that spring drought means fewer mosquitoes and fewer cases of mosquito-borne viruses in humans. Not so, says Jeff Shaman, a COAS atmospheric sciences researcher.

Is there fossil evidence of life on Mars?

Tue, 14 Feb 2006 10:39:03 PST

Discovery of an ecosystem on Mars' ocean floor based on chemical energy rather than sunlight strengthened Martin Fisk's suspicion that life might exist in rocks.

North Magnetic Pole shift could cost Alaska Northern Lights

Thu, 19 Jan 2006 15:49:14 PST

After some 400 years of relative stability, Earth's North Magnetic Pole has moved nearly 1,100 kilometers into the Arctic Ocean during the last century and at its present rate could move from northern Canada to Siberia within the next half-century. If that happens, Alaska may lose one of its most stunning natural phenomena - the Northern Lights.

Dolphins work together to round up prey

Tue, 13 Dec 2005 16:58:36 PST

Using state-of-the-art sonar technology, oceanographers have found that spinner dolphins employ a highly coordinated technique to herd their prey. This cooperative foraging allows the dolphins to increase the density of the fish they eat by as much as 200 times.