In 1921, Otto Loewi woke from a dream with the idea for an experiment that proved nerves communicate using chemicals, not just electricity. By showing that stimulating one frog’s heart released a ...

Louisiana used it as an opportunity to promote the City of Rayne as the Frog Capital of the World. See how the frogs helped with research.

Scientists have discovered that frogs have the ability to regrow limbs. It was already known that other animals, like salamanders, starfish, crabs and lizards could do the same. Researchers at Harvard ...