SpaceX on Wednesday filed for an IPO that Elon Musk says will bankroll an effort to turn the rocket maker into an AI ...
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Cement: A really hard problem
Concrete sucks CO2 out of the atmosphere, but making it initially produces a lot of carbon dioxide as a byproduct.
Neutrinos are weird. But all the big unsolved problems in physics are somehow connected to one unsolved mystery: Why do ...
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