Some animals can regrow lost body parts. Salamanders and frog tadpoles can rebuild entire limbs after amputation. Mammals cannot. For decades, biologists have tried to understand why. Now a team led ...

Researchers have discovered why amphibians regenerate limbs and mammals do not ...

Cardiovascular diseases remain the leading cause of death worldwide, accounting for nearly 20 million deaths each year. Rapid ...

A robotic float drifting through the oxygen-starved waters of the Eastern Tropical North Pacific has recorded a nearly ...