We're starting to stash our planet-warming carbon emissions beneath the seafloor, but we might have to take these strange mounds of underground sand into account.

A new study challenges widespread notions about khipus, intricate cord and knot information-recording systems, based on Spanish colonial-era sources.

Ancient Romans may have worn sandal straps between their second and third toes.

Researchers may have discovered a gas giant orbiting the star Alpha Centauri A, and it appears to be in the star's habitable zone.

Seven volcanoes in the area erupted simultaneously, and for the first time in almost 300 years.

Researchers found a way to "make the invisible visible," revealing an ancient drug practice.

An 18th-century British ambassador to Italy was so fascinated by volcanoes that he designed a multimedia device to make watercolor lava seem like it's moving.

The device is called "Messenger" and recites biblical readings in multiple languages.