[ad_1] CNN — Explorers trudged the Atlantic Ocean searching for World War II artifacts lost at sea, but they stumbled on something else — a 20-foot-long piece of debris from the Space Shuttle Challenger, which was destroyed shortly after takeoff in 1986. The History Channel and NASA revealed Thursday that …
Read More »SpaceX to launch 4 astronauts on next NASA mission
[ad_1] Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. CNN — SpaceX and NASA are set to launch a crew of astronauts who hail from all over the world on a trip to the International Space Station. The …
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