Top news for December 21, 2008

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Life’s Building Blocks Lurked Inside NASA’s Bennu Asteroid Samples

Trump Pledged to Send Astronauts to Mars. Here’s Why That’s Challenging.

Eerie Features Seen on Mars Are Unlike Anything on Earth

Why Didn't Technology Prevent The Deadly Air Collision Over Washington?

Jaw Wars: How Bats Evolved a Diverse Arsenal of Teeth for Survival

'Obsolete' muscle that wiggles ears actually activates while listening

Researchers Uncover Potential Treatment for Apathy in Frontotemporal Dementia

“Death by a Thousand Cuts” – New Research Reveals That Antarctica’s Ice Shelves Are Dying

Physicists Harness 13,000 Entangled Spins To Unlock the Power of the “Dark State”

Computer system helps scientists understand how cancer could be reversed