The robot sprays itself with water to stay cool and uses thermal cameras to see through smoke. Hyundai Motor Group Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. Firefighters in South Korea will soon start deploying alongside a massive, six-wheeled, self-cooling autonomous robot that could help keep them safe. Hyundai recently revealed the new, driverless ground drone, built atop a chassis initially intended for military use and lookin...

A Waymo drives across Congress Avenue on 8th Street in front of the Capitol Building as rain arrives in Austin, Texas on January 23, 2025. Sara Diggins/The Austin American-Statesman via Getty Images. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. In late January, an Alphabet-owned Waymo self-driving car was cruising near an elementary school in Santa Monica, California, when a young child suddenly darted into the street. Waymo’s LiDA...