Radar could save bats from wind turbines

msnbc.com: Bats use sonar to navigate and hunt. Many have been killed by wind turbines, however, which their sonar doesn't seem to recognize as a danger. Surprisingly, radar signals could help keep bats away from wind turbines.... More... Archived source: https://web.archive.org/web/20100908022519/http://www.spacetimeandtheuniverse.com:80/general-physics/2606-radar-could-save-bats-wind-turbines.html