Many mountain gorillas keep living - vigorous and socially engaged - for a decade or more beyond the years of reproduction.

Most animals, including humans, carry an internal lunar clock, tuned to the 29.5-day rhythm of the Moon. It guides sleep, ...

Over the course of our long, complicated evolutionary history, humans have seen our brains triple in size, now weighing in at roughly three pounds on average. At some point along the way, humans ...

Unusual for animals from a biological point of view, female mountain gorillas often live many years after last giving birth - just like people.This may be to care for their young, according to ...

Across the animal kingdom, males and females rarely live the same length of time and this difference has fascinated ...

Researchers have captured the very first real-time, three-dimensional images and videos of a human embryo implanting into synthetic uterine tissue—revealing a key stage in reproduction. The resulting ...