What’s in the pink fire retardant being dropped on LA, and is it dangerous?
Parts of Southern California are covered with pink fire retardant as firefighters try to control deadly wildfires raging in Los Angeles. But what is Phos-Chek fire retardant and is it safe?
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Watch bipedal robots running in a more human-like way than ever thanks to major vision upgrade
Bipedal robots have found navigating uneven terrain a steep challenge but a new hardware u…