Meet animals that grow for a lifetime, sometimes for centuries, and discover why dinosaurs did not, despite their huge size.

Find out which animals live the longest and what clues this gives us for potentially slowing down human aging.

Animals that can change their sex naturally might sound surprising at first, but in nature, it is simply another survival ...

The origins of consciousness date back about 540 million years ago, when animal bodies became more complex. Feelings like ...

For 35 years, American zoologist Laurie Marker has been collecting and storing specimens in a cheetah sperm bank in Namibia, ...

Mothers are seen as the most devout creatures, be it as human beings or animals. The magnitude of a mother’s love and contribution to the nourishment and upbringing of the offspring cannot be measured ...

A groundbreaking new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions ...

A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in ...

Some animals reproduce only once before dying. This life strategy, called semelparity, sees organisms channel all energy into ...

Anacondas rank high among the most frightening reptiles that exist on planet Earth; they are esteemed for their massive size ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. “In general, cannibalism of offspring is super widespread,” says ...

The 91-year-old revolutionised French cinema in the 1950s, but became increasingly controversial in her later years.