Over centuries, artists and censors have employed the humble fig leaf to cover the penis – including on Michelangelo’s ...

Our guide to one of our closest relatives – the gorilla, including the difference between the two species, why they're ...

Ferns, defined by large genomes, high chromosome counts, and pervasive aneuploidy as well as intraspecific polyploid ...

New pieces have been added to the puzzle of the evolution of some of the oldest fish that lived on Earth more than 400 ...

Beluga whales can disappear beneath Arctic sea ice for long stretches, which makes them far tougher to follow than many other whale species. That is why researchers have increasingly turned to ...

Squirrels evolved those paws for the same reasons early primates evolved hands: Life in the trees demands it. In fact, ...

While the majority of animals (humans included) roam the Earth, some of nature’s most fascinating creatures spend their lives ...

Despite not looking much like one another, many do however closely resemble other species of animals that they are not ...

What did the first humans actually look like? This video traces our evolutionary story back to a tiny, squirrel-like primate that started it all. You’ll see how millions of years shaped the human face ...

Same-sex behavior is widespread in primates and may help strengthen social bonds and improve survival under challenging conditions.