Stalagmite data suggest Homo floresiensis faced prolonged drought that stressed both them and their prey, contributing to their disappearance.

A reshaped vaccine committee voted to scale back newborn hepatitis B shots despite decades of data showing the birth dose is safe, effective and vital.

A closeup look at colibactin’s structure reveals chemical motifs that guide its mutation-wreaking “warheads” to specific stretches of DNA.

Tiny cameras threaded inside a Neandertal skull provide evidence that their big noses were not an adaptation to cold climates.

By studying the genes responsible for the seahorse’s brood pouch, researchers uncovered a new route to “motherhood.” ...

The most persuasive bots don’t need to tell the best story or cater to a person’s individual beliefs, researchers report in a related paper in Science. Instead, they simply dole out the most ...

A volcanic eruption may have triggered a deadly chain of events that brought the Black Plague to Europe in the 14th century.

Human activity can cause “healed” faults to release their stored strength, triggering unexpected quakes in tectonically stable regions.

An ancient, shared set of human-specific genes underwent changes in a geographically isolated population after around 300,000 years ago, scientists say.

The modern house cat reached China in the 8th century. Before that, another cat — the leopard cat — hunted the rodents in ancient Chinese settlements.

Magic-angle” graphene may provide new clues into poorly understood unconventional superconductors, which operate at higher-than-normal temperatures.

A small study finds that individualized prehab can dampen harmful immune responses and may reduce complications after an operation.