Fossil egg found in Antarctica suggests marine reptiles laid eggs, challenging previous beliefs about ancient life.

A three-week journey following Ernest Shackleton’s epic voyage to save his crew is a powerful experience of the most remote ...

Every animal with a brain needs sleep — and even a few without a brain do, too. Humans sleep, birds sleep, whales sleep, and even jellyfish sleep.

Tens of millions of years ago, a diverse array of bird species soared, swam, and thrived amid their scaly reptile cousins—and ...

An Australian runner made history after becoming the first female champion of the annual Antarctic Ice Marathon on ...

Catherine Drysdale becomes the first woman to win the Antarctic Ice Marathon, Union Glacier, Antartica Dec.13, 2025 ...

Learn why sardines vanished, leaving tens of thousands of African penguins starving during their annual moult along South Africa’s coast.

The discovery of a remarkably near-complete fossil skull of the earliest known modern bird may help settle a long-standing debate about the evolutionary history of our feathered friends. The specimen ...

Animals that navigate extreme conditions and environments have evolved to sleep in extreme ways — for example, stealing seconds at a time during around-the-clock parenting, getting winks on the wing ...

We take a look at the birds of prey with the largest numbers in the world and the reasons behind their healthy population ...

The consequences will be catastrophic. For the Antarctic ice sheet to melt almost completely, a rise in average global ...

Antarctica, one of the most remote places on Earth, teems with life. For tourists who make it this far south, the experience gives them a chance to see what is at stake as the planet warms ...