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The Associated Press
AP Top Science News At 3:21 a.m. EST

US tightens smog limits in bid to protect health
AP Photo
WASHINGTON (AP) -- In a fresh confrontation with Republicans, the Obama administration on Wednesday proposed stricter emissions limits on smog-forming pollution linked to asthma and respiratory illness. The move fulfilled a long-delayed campaign promise by President Barack Obama but left environmental and public health groups wanting more....

Lab-coated Muggles use Harry Potter to study brain
AP Photo
WASHINGTON (AP) -- Harry Potter swoops around on his broom, faces the bully Malfoy and later runs into a three-headed dog. For scientists studying brain activity while reading, it's the perfect excerpt from the young wizard's many adventures to give their subjects....

Feds cancel permit for Idaho wolf-killing derby
BOISE, Idaho (AP) -- Environmental groups have won the latest battle in their effort to halt a wolf- and coyote-shooting derby in Idaho, but a pro-hunting group says the contest with cash prizes for whoever kills the most predators will go on as planned early next year....





Colorado mastodon bones show ancient warmer Earth
DENVER (AP) -- A trove of ancient bones from gigantic animals discovered in the Colorado mountains is providing scientists with a fascinating look at what happened about 120,000 years ago when the Earth got as warm as it is today....

Dutch seek to harness energy from salt water mix
AMSTERDAM (AP) -- Dutch researchers are seeking to add a new, largely untapped renewable energy source to the world's energy mix with the opening of a "Blue Energy" test facility on Wednesday....

Helium: It gives NYC's Thanksgiving parade a lift
NEW YORK (AP) -- It'll never rank up there with turkey and pumpkin pie, but for millions of Americans the Thanksgiving experience just wouldn't be the same without ... helium....

Space station's 3-D printer pops out 1st creation
CAPE CANAVERAL, Fla. (AP) -- The first 3-D printer in space has popped out its first creation....

Doctor behind 'free radical' aging theory dies
OMAHA, Neb. (AP) -- Dr. Denham Harman, a renowned scientist who developed a prominent theory on aging that's now used to study cancer, Alzheimer's disease and other illnesses, has died in Nebraska at age 98....

Crew docks at International Space Station
BAIKONUR, Kazakhstan (AP) -- A Soyuz capsule carrying three astronauts from Russia, the United States and Italy docked Monday with the International Space Station, less than six hours after launching from Russia's manned space facility in Kazakhstan....

Google's latest: A spoon that steadies tremors
MOUNTAIN VIEW, Calif. (AP) -- Google is throwing its money, brain power and technology at the humble spoon....