Early humans were not just scavengers. New research shows they actively butchered elephants, transforming survival and social behavior.

Long before humans became master hunters, our ancestors were already thriving by making the most of what nature left behind. New research suggests that scavenging animal carcasses wasn’t a desperate ...

Bacterial cells have colonized every part of our world. But even though some can evade disinfectants to live in NASA cleanrooms, others are very challenging to grow in the lab environment. Scientists ...

In India’s harsh deserts, spiny-tailed lizards subtly change diets with seasons, storing energy for winter and shifting food ...

In truth, it is not a paradox. The animals involved all seem perfectly eager participants in heterosexual behaviour, as well, so their reproduction is not compromised. It is, though, a puzzle—for ...