https://www.theguardian.com/environment/2021/apr/27/polar-bears-genghis-khan-ai-radar-innovations-helping-protect-cubs-aoe > Researchers are going on a bear hunt, using AI and radar to spot dens and track the threatened Arctic predators > Genghis Khan got his dying wish: despite attempts by archaeologists and scientists to find the Mongolian ruler’s final resting place, the location remains a secret 800 years after his death. The search for his tomb, though, has inspired an innovative project that could help protect polar bears.