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Elon Musk has pledged to settle Mars. A prize-winning book offers a reality check
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific ...
Listeria Outbreak Tied to Yu Shang Food Leaves California Infant Dead and 10 People Sick
U.S. health officials said a California infant has died and at least 10 other people have been sickened in an outbreak of ...