Alligators gobble rocks to stay underwater longer | Science

Peter Scoones/Minden Pictures Alligators dine on lots of weird specials: sharks, kumquats, and stones. Researchers have actually long believed that, like birds, gators swallow stones to assist them absorb... Read more »

Next-Generation Robotic Cockroach Can Explore Underwater Environments

. . . . In nature, cockroaches can make it through underwater for as much as 30 minutes. Now, a robotic cockroach can do even much better. Harvard’s Ambulatory... Read more »