A study reveals how seasonal brain shrinking helps some mammals survive winter, offering new insights into brain plasticity ...

Millions of years of isolation have shaped Australia's extraordinary mammal fauna into species unlike anywhere else in the ...

Using data from 6,645 camera traps across the United States, researchers mapped populations of 25 mammal species. They determined that climate, not human activity, was the primary factor in mammals ...

Named for its razor-like teeth, Novaculadon mirabilis came from a rodent-like order that outlived the dinosaur extinction before vanishing about 30 million years ago. By Sara Novak Around 145 million ...

From its long, flexible trunk to its loud trumpeting sounds, there’s a lot to admire about an elephant. But how much do you know about these massive creatures? Where do they live? How big can they get ...

At first glance, this mammal looks like a horse gone terribly wrong. But, in reality, Chalicotherium is far from a botched ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A team of paleontologists combing through Scotland’s fossil-rich ...

Sensitive hearing may have evolved in mammal ancestors far earlier than scientists once believed. By modeling how sound moved ...

Lee Zeldin, the E.P.A. administrator, revived a plan created during the first Trump administration to end the testing of ...

First, no one is sure why we, or any other animal, dream. During the past century, however, scientists have made significant progress in understanding the factors that influence sleep and dreaming.