Top news for December 21, 2008

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Scientists Said These Stars Were Too Small to Exist, But We Finally Know Their Secret

Some Cancer Studies Fail to Replicate. That Might Be OK

Look up to see bright Comet Leonard this month before it vanishes forever

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

On This Day In Space: May 25, 2008: NASA's Phoenix spacecraft lands on Mars

7 ways Einstein changed the world

Dune streaming guide: Where to watch Dune online

You can see the bright Comet Leonard in a free live webcast tonight

After 8 Wolves Are Poisoned, Oregon Police Ask for Help

Fuel leak delays Atlas V rocket launch to early Tuesday morning: Watch it live