Science National This hi-tech buoy can detect whales and prevent large ships from colliding with them 4:51pm September 23, 2022 Animals Share URL copied to clipboard! Copyright 2022 NPR. To see more, visit https://www.npr.org. 300x250 Ad More All Things Considered National Vermont Judge releases Columbia University student Mohsen Mahdawi World News U.S. supports ally Israel at the International Court of Justice by Carrie Kahn 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate