Top news for December 21, 2008

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NASA Assigns Astronaut Jessica Watkins to NASA’s SpaceX Crew-4 Mission

Why is sci-fi so obsessed with asteroid impact disasters (and how to stop them)?

Physical Exercise Increases the Body’s Own “Cannabis” Which Reduces Chronic Inflammation

The Importance of Spotting Cancer's Warning Signs

Rocket launch today: SpaceX launching US spy satellite in morning liftoff

On this day in space! Oct. 14, 1947: Chuck Yeager smashes the sound barrier.

Binoculars deals: The best discounts and savings available

Rocket Lab to launch satellites, recover booster tonight. How to watch live.

7 Things You Need To Know About The Longest Partial Lunar Eclipse For 648 Years Now Just Days Away

Will Indonesia Edge Its Way into the Space Race?