When two defective gene variants combine, normal protein function can sometimes be restored.

Scientists at the American Museum of Natural History investigated old specimens that had been at the museum for decades and ...

Prototaxites are something of a prehistoric mystery. They were the first giant organisms on land, towering over ancient ...

The fingers of one of the hands were "retouched to become pointed like claws," the study's co-author said.

Towering Prototaxites ruled Earth before trees—and they may have been a form of life entirely new to science ...

Looks like limestone’s on the menu for some unknown microbe.

Scientists from the California Academy of Sciences described 72 new species last year, from elegant birds to strange sea ...

Researchers find obelisks, mysterious RNA molecules in human bacteria that challenge our understanding of viruses and ...

A single thermal performance curve applies across life, from bacteria to animals. Species differ in optimal temperatures, but ...

Every medication in your cabinet, every material in your phone's battery, and virtually every compound that makes modern life work started as a molecular guess, with scientists hypothesizing that a ...