Top news for December 21, 2008

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Oxygen discovered in most distant known galaxy

Highlights From Suni Williams and Butch Wilmore’s Return to Earth

Our Genes Reveal Mysterious Split in Human Population 1.5 Million Years Ago

JWST Detects Carbon Dioxide Outside Solar System For First Time

How Trump Is Reshaping Reality By Hiding Data

Stinky penguin poop strikes fear into the hearts of Antarctic krill

Space Is Set to Become a 'Wild West' as Outdated Laws Struggle to Keep Up

This Newly Found Exoplanet Is So Light, Scientists Don’t Know What It’s Made Of

E-cigarettes linked to lower cardiac risks compared to tobacco cigarettes in people with HIV - EurekAlert

Osteoporosis cases are rising, but risk differs across demographics - EurekAlert