Frog

The night time is the right time for these nocturnal frogs.

A chemical commonly found in toothpaste and anti-bacterial soap may disrupt thyroid function in humans.

Deformed frogs have been appearing around the country, particularly in the Midwest, and scientists have speculated on a variety of causes: from chemicals in the environment, to ultraviolet radiation, to parasitic flatworms. Now, new research points to a mix of chemicals in the water as the culprit. Janet Raloff (RAL-off), senior editor of Science News […]

Flattened frogs and squished squirrels come back to life as teaching aids in classrooms across America. Students charting road kill share their data on the Internet and learn important lessons in animal behavior, migration patterns and the perils of development. Wendy Nelson reports.