Top news for December 21, 2008

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Magnetic “Highway” Fuels Massive Ejection of Gas and Dust Out of the Cigar Galaxy

Why Some of Darwin's Finches Evolved to Become Vampire Finches

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.

C.D.C. Warns the New Virus Variant Could Fuel Huge Spikes in Covid-19 Cases

Watch NASA test the world's most powerful rocket ever on Saturday

Better diet and glucose uptake in the brain lead to longer life in fruit flies

Exploring Earth From Space: Tanezrouft Basin

How to (Literally) Drive the Coronavirus Away

NASA will test-fire its 1st SLS megarocket for moon missions today. Here's how to watch.