The oldest fossilized remains of complex animals appear suddenly in the fossil record, and as if from nowhere, in rocks that ...

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 ...

How much does it matter where you are born, or whether you are heavy or light, if you are a house sparrow? Researcher Kenneth ...

Researchers are trying to understand why some wild species do better than others over time, as the environment changes.

From frogs and sponges to jellyfish and tardigrades, scientists reveal how some animals digest food without defecating, ...

Some animals perform roles so specialized they resemble full-time jobs. This video explores species whose survival depends on ...

Studying ancient sea creatures’ snoozing habits could shed light on the origins of sleep.

Results show that players’ choices echo predator-prey patterns seen in wildlife, though scientists stress the limits of the ...

Researchers uncover evidence that the gut microbiome and brain connection can influence brain gene expression and neural ...

According to new research recently published in the journal Nature Communications, the Greenland shark retained its visual ...

With just venom and precision, these snakes can defend themselves from afar, without ever needing to bite you. Here’s what ...