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Preview: L.A. Times - Science

L.A. Times - Science

In-depth science news coverage of space exploration, medical science, climate change, technological breakthroughs and more.

Last Build Date: Sat, 19 Aug 2017 08:12:26 -0700

Copyright: ©2017 Los Angeles Times

What should you say to a climate change skeptic?

Fri, 18 Aug 2017 07:00:00 PDT

There are plenty of folks out there who deny the existence of climate change or refuse to accept that humans are responsible. Here's what you should say to them to convince them otherwise.(image)

How to watch the Great American Eclipse live online

Fri, 18 Aug 2017 06:00:00 PDT

If you can't make it to the path of totality, that's okay - there are ways to experience the Great American Eclipse online.(image)

What time does the Great American Eclipse start?

Fri, 18 Aug 2017 03:00:00 PDT

Keep your eyes on the skies: The Great American Eclipse is almost here.

On Monday, the moon will pass in front of the sun. The path of the total eclipse will start in Oregon and cross the United States. In places along the path of totality, you’ll see a total eclipse, where the moon completely...


There's still time to get eclipse glasses — but you'd better act fast

Thu, 17 Aug 2017 16:35:00 PDT

Yes, you can still get eclipse glasses. But you’d better hurry.

The Great American Eclipse will take place on Monday, with the moon beginning to block the sun right after 9 a.m. Pacific time. No matter where you’re watching it happen — even if you’re road-tripping to a spot where you can see the...


The scent of plastic trash makes fish think it's food, new study finds

Thu, 17 Aug 2017 10:40:00 PDT

If you thought “empty calories” were bad for you, consider this: Plastic is ending up in the bellies of fish and other marine life — and it may not be an accident. A new study finds that anchovies were actually attracted to some kinds of plastic, mistaking it for a tasty meal.

The findings, described...


Nine places to watch the Great American Eclipse around Los Angeles

Thu, 17 Aug 2017 10:20:00 PDT

Los Angeles is hundreds of miles away from the path of totality, and we'll see only a partial eclipse. But you can still enjoy it. Here's how to make the most of the big event.(image)

Don't blame the surgeons: Long-term opioid use rarely starts with surgery, study finds

Thu, 17 Aug 2017 06:00:00 PDT

Don’t blame the nation’s surgeons for an opiate-abuse crisis that now claims 142 lives daily in the United States. New research suggests that patients leaving the hospital after surgeries or inpatient procedures are rarely the ones whose long-term opioid use started with a doctor’s prescription.


Tips for taking the best pictures of the Great American Eclipse

Wed, 16 Aug 2017 04:00:00 PDT

The Great American Eclipse is almost here. Here are some tips to help you take great photos of the big event.(image)

This odd-looking creature may be the ‘missing link’ in dinosaur evolution

Tue, 15 Aug 2017 16:05:00 PDT

Chilesaurus, a two-legged dinosaur with a Frankenstein-like mix of features, could be the “missing link” that fills a mysterious gap in the dinosaur family tree, a new analysis shows.

The findings, published in the journal Biology Letters, may support a new proposal that could alter our understanding...


Your solar eclipse checklist: What to look for on the big day

Tue, 15 Aug 2017 15:00:00 PDT

If you've never seen a total eclipse you may not know what to expect or what to look for as the world grows dark. We asked a few of our favorite eclipse enthusiasts to tell us what you should do.(image)

A nearly $17-billion water project is being planned for California. What will it cost the Southland?

Mon, 14 Aug 2017 19:55:00 PDT

After years of planning for one of the biggest California water projects in decades, a key question remains unanswered: Who exactly will pay for it?

Decision time is approaching for the agencies that will have to pick up the nearly $17-billion tab for building two massive water tunnels under the...


Drink to your health? It depends on how much drinking you do, study shows

Mon, 14 Aug 2017 17:35:00 PDT

This just in, and it’s definitive (for now): People who drink alcohol in moderation — especially older people, women and non-Latino white people — are less likely to die of any cause than are teetotalers or people who consume heavy doses of alcohol either on occasion or in an average week.

In follow-up...


FDA investigating deaths of patients who had gastric balloon procedure for obesity

Sat, 12 Aug 2017 11:35:00 PDT

The U.S. Food and Drug Administration has alerted physicians and surgeons who treat obesity that it is investigating whether there is a link between gastric balloons — new-generation weight-loss devices — and the deaths of five patients.

In an alert issued Thursday, the FDA said that from 2016...


Americans want a say in human genome editing, survey shows

Fri, 11 Aug 2017 11:15:00 PDT

When it comes to CRISPR, our society has some important decisions to make.

Just last week, scientists reported a new first in the journal Nature: They edited heritable cells in human embryos to treat an inherited form of heart disease. The day after the research was published, a group of genetics...


The Great American Eclipse: How to watch it safely

Fri, 11 Aug 2017 10:35:00 PDT

A total solar eclipse will sweep across the United States on Aug. 21 from Oregon to South Carolina, causing darkness to fall along a 70-mile-wide stretch of land.

But even if you can’t make it into this path of totality, where the moon will entirely obscure the face of the sun, you can still enjoy...


Wealthy landowner must open public access gate to Martins Beach, appeals court says

Thu, 10 Aug 2017 17:45:00 PDT

The campaign to maintain public access to Martins Beach has notched a victory, with a state appeals court upholding an order that required a wealthy landowner to stop blocking the only road to the sand.

The ruling, filed Wednesday, doesn’t settle the tangle of litigation over public entry to the...


These eclipse addicts go to great lengths, again and again, to stand in awe of the heavens

Thu, 10 Aug 2017 06:00:00 PDT

For a dedicated few, eclipse-chasing is a lifelong habit.(image)

Immunotherapy succeeds in thwarting Type-1 diabetes in study

Wed, 9 Aug 2017 11:30:00 PDT

A form of immunotherapy gaining ground as a way to treat childhood food allergies has shown promise in treating another rising scourge of children and young adults: Type 1 diabetes.

In a small but rigorous clinical trial, British investigators gave patients recently diagnosed with the metabolic...


Can a hormone called klotho enhance cognition and hold off dementia? Yes, in mice, at least

Wed, 9 Aug 2017 05:00:00 PDT

If ever there were a hormone to spark intellectual excitement, it’s klotho.

At the dawn of our lives, our blood brims with klotho. But as age and disease stiffen our joints and cloud our minds, klotho ebbs. People who exercise and remain spry into old age have more of the stuff. Those suffering...


Will the Great American Eclipse make animals act strangely? Science says yes

Wed, 9 Aug 2017 05:00:00 PDT

It’s not just humans who will be affected by the Great American Eclipse coming on Aug. 21 — expect animals to act strangely too.

Anecdotal evidence and a few scientific studies suggest that as the moon moves briefly between the sun and the Earth, causing a deep twilight to fall across the land,...


Which puppy will be a good guide dog? Ask mom!

Mon, 7 Aug 2017 15:50:00 PDT

Between all the suckling, snoozing, romping and tumbling they do, how can you look at a litter of puppies and pick out the ones who have what it takes to be a successful guide dog?

A new study suggests one of the first tip-offs may come from the kind of attention that mom gives her puppies in their...


From spectacular vistas to the pits: A decades-long public land battle continues in the California desert

Mon, 7 Aug 2017 05:00:00 PDT

Plans to construct a hydropower project next to Joshua Tree National Park continue the long battle over Eagle Mountain.(image)

Scientists tally the environmental impact of feeding meat to our cats and dogs. It’s huge

Fri, 4 Aug 2017 05:45:00 PDT

You’ve heard about the carbon footprint, but what about the carbon paw-print? According to a new study, U.S. cats’ and dogs’ eating patterns have as big an effect as driving 13.6 million cars for a year.

The findings, published in the journal PLOS One, reveals how our furry, four-legged companions’...


Here's where experts say we should draw the line on gene-editing experiments on human embryos

Fri, 4 Aug 2017 05:00:00 PDT

A day after a blockbuster report that researchers had edited harmful genetic mutations out of human embryos in an Oregon lab, an international group of genetics experts urged scientists against taking the next step.

A panel of the American Society of Human Genetics, joined by representatives from...


In a first, scientists rid human embryos of a potentially fatal gene mutation by editing their DNA

Wed, 2 Aug 2017 15:50:00 PDT

Using a powerful gene-editing technique, scientists have rid human embryos of a mutation responsible for an inherited form of heart disease that’s often deadly to healthy young athletes and adults in their prime.

The experiment marks the first time that scientists have altered the human genome...