P.O. Box 98199
Washington, DC 20090-8199
Inspiring people to care about the planet since 1888
Learn More »
Watch Frozen Frogs on PBS. See more from NOVA scienceNOW.
Scientists have figured out how Alaskan wood frogs can freeze solid and stop breathing—yet still bounce back to life.
© 1996-2013 National Geographic Society. All rights reserved.