Top news for December 21, 2008

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James Webb Space Telescope Secondary Mirror Deployment Begins Tomorrow

A type of MRSA evolved in hedgehogs long before the first antibiotics

Astronomers Find the Biggest Structure in the Milky Way, a Filament of Hydrogen 1,600 Light-Years Long

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

Inspiration4: The first all-civilian spaceflight on SpaceX Dragon

Where do black holes lead to?

Einstein's theory of general relativity

Perseid meteor shower 2022: When, where & how to see it

NASA's James Webb Space Telescope mission — Live updates

Space Station Astronauts Stay Fit With Floating Badminton Match