Can you solve the alien pyramid riddle? - Henri Picciotto
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You and your team of scientists are trapped on Mars. Can you figure out how to survive on the desert planet?
Today is the anniversary of the best-worst day of your life. The best part was discovering a subterranean city on Mars. The worst part was when you lost contact with Earth. You and the…
Source: TED-Ed (2022-09-27)