Learn more about how this hydrothermal system may have provided life on Earth with vital nutrients after the dino-killing ...

Sloth size and habitat shifted multiple times over the past 35 million years, but human hunting likely drove the slower, ...

Learn how ash from volcanic eruptions can alter ice content in clouds, influencing how Earth handles radiation.

Understanding historical bacteria evolution could lead to better infection control in the future.

Learn more about why we trust people from a low socioeconomic background over those who grew up with privilege.