NASA and General Motors have developed a humanoid robot called Robonaut2. It is more dexterous and human-like than its predecessor and other, similar robots. NASA hopes to use it for precursor missions to the moon or Mars, or to work side-by-side with astronauts on the space station. GM says the technology could be used in its manufacturing plants or put into its products. In the video engineers discuss the robots importance and demonstrate how it works.
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Most public health bodies dealing with covid have long since moved on from the idea of surface transmission. China’s didn’t—and that helps it control the narrative about the disease’s origins and danger.
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Perovskites are promising, but real-world conditions have held them back.
Crypto is weathering a bitter storm. Some still hold on for dear life.
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