Top news for December 21, 2008

Read it in the app

NASA to Develop Lunar Time Standard for Exploration Initiatives

Polaris Dawn Astronauts in SpaceX Dragon Reach Record Orbit Above Earth

Dr. Chatbot Will See You Now

Breaking: Watch Live as Polaris Dawn Civilians Step Into The Raw Vacuum of Space

These Tiny, Overlooked Bones Could Tell Us Why Our Knees Hurt

A Camera Trap for the Invisible: Scientists Unveil New Tool in the Hunt for Dark Matter

Exercising Regularly Appears to Make Your Belly Fat 'Healthier'

New Alzheimer’s Study Unlocks the Secrets of Aging Brain Cells

Bubbles 75x Larger Than Our Sun Are Boiling on This Distant Star's Surface

Unlocking Cancer Cures in Zero Gravity