Top news for December 21, 2008

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Century-Old Mysterious Puzzle Solved: How Sex Cells Get the Right Genetic Mix

From Interstellar to Hidden Figures: 12 of the best movies about space

Emperor penguins increasingly threatened by climate change

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

Full moon calendar 2022: When to see the next full moon

Top sci-fi movies and TV shows to watch on Amazon Prime in April

How to watch Boeing launch its 2nd Starliner test flight for NASA

Boeing Starliner: Live updates

Scientists Predict Early Covid-19 Symptoms Using AI (And An App)

With Undersea Robots, an Air Force Navigator Lost Since 1967 Is Found