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AP Top Science News at 12:54 p.m. EST



AP Top Science News at 12:54 p.m. EST



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Rings in stomach could be key to telling lobsters' ages
ORONO, Maine (AP) -- Researchers are testing a technique they say could determine the age of lobsters....



Aquarium of Niagara expanding to protect threatened penguins
NIAGARA FALLS, N.Y. (AP) -- A Niagara Falls aquarium is expanding so it can breed and protect the threatened Humboldt penguin....



Malaysia: Poisoning of Kim caused paralysis, quick death
KUALA LUMPUR, Malaysia (AP) -- Malaysia's health minister said Sunday that the dose of nerve agent given to North Korean ruler Kim Jong Un's exiled half brother was so high that it killed him within 20 minutes and caused "very serious paralysis."...



Thorny skate will not be added to endangered species list
PORTLAND, Maine (AP) -- The thorny skate's population may have declined, but not by enough to justify listing it under the Endangered Species Act, the federal government has ruled....



NASA weighing risk of adding crew to megarocket's 1st flight
CAPE CANAVERAL, Fla. (AP) -- NASA is weighing the risk of adding astronauts to the first flight of its new megarocket, designed to eventually send crews to Mars....



Nigerian kidnappers demand $200,000 for German scientists
KADUNA, Nigeria (AP) -- Kidnappers are demanding a ransom of 60 million naira (about $200,000) for a German archaeologist and his associate abducted this week from a northern Nigerian village, a worker at the excavation site said. Two villagers were shot and killed in the kidnapping, police confirmed Friday....



AP Explains: What chemical weapons N. Korea possesses
SEOUL, South Korea (AP) -- North Korea may have found a new use for its large stockpile of chemical and biological weapons, which are meant to attack South Korean and U.S. troops in case of another war....



NASA's Jupiter-circling spacecraft stuck making long laps
CAPE CANAVERAL, Fla. (AP) -- NASA's Jupiter-circling spacecraft is stuck making long laps around the gas giant because of sticky valves....



SpaceX makes good on space station delivery a little late
CAPE CANAVERAL, Fla. (AP) -- SpaceX made good on a 250-mile-high delivery at the International Space Station on Thursday, after fixing a navigation problem that held up the shipment a day....



Study: Global warming is shrinking river vital to 40M people
DENVER (AP) -- Global warming is already shrinking the Colorado River, the most important waterway in the American Southwest, and it could reduce the flow by more than a third by the end of the century, two scientists say....