Fossils of young tetrapods suggest that the common ancestors of amphibians, reptiles and mammals did not evolve from animals with tadpole-like…

Some of history’s most powerful eruptions may have plunged Earth into centuries of sustained cooling. A volcanic eruption can darken skies…

During sleep, three brain regions work together to strengthen memories, but epilepsy can disrupt that process. While the brain sleeps, three…

The promise of a healthier life by the sea may depend less on the coastline than on who can afford to…

Chemotherapy may kill most ovarian cancer cells, but the few that survive can turn dangerously active. By releasing fructose, they may…

Pathogens that cause columnaris disease, previously found only in Asia and the United States, were identified in samples from São Paulo,…

Blocking a single inflammatory receptor protected mice from many of aging’s most damaging effects. Aging may be driven in part by…

NIH-supported findings reveal a previously unknown aspect of human brain aging that may contribute to cognitive decline and dementia risk later…