Five years ago Dr. Clarence W. Dail, at Los Angeles’ Rancho Los Amfgos Hospital, noticed that one of his polio patients, a young man whose breathing muscles were almost completely paralyzed, had ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A frog species once considered unique for its apparent total lack ...

Certain North American frogs, like the wood frog, possess a remarkable ability to survive being frozen solid each winter.

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A tadpole of a gray tree frog sucks in a bubble full of oxygen—a ...