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Science

Spin of Supermassive Black Hole Measured at a Quarter the Speed of Light

Plus: Marines test Mycenean armor, an explosive SpaceX engine test, the link between stomach paralysis and Ozempic, and more.
Gizmodo Staff

Reading time 1 minute

This week, science reporter Isaac Schultz described a groundbreaking effort to measure the spin of a supermassive black hole, and a fascinating experimental archaeology experiment in which marines fought each other to test how well ancient Mycenean armor works. Other science coverage included a botched SpaceX engine test that produced a spectacular fireball, new insights into the link between Ozempic and stomach paralysis, a slideshow featuring the best Milky Way photography of the year, and NASA’s bold plan to build the first railway on the Moon. — George Dvorsky 

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