The 2026 National Defense Authorization Act bans the use of live animals in live fire training exercises and prohibits ...

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...

Life expectancies in nature can vary drastically. Dogs live such short lives compared to their human companions, while the longest-living invertebrate, the Greenland shark, can outlive generations of ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment. Rachael has a degree in Zoology from the ...

So much felt uncertain in 2025 — politics, weather, the pace of the world itself — but one thing became beautifully, unmistakably clear: Compassion is reshaping the way scientists conduct experiments ...

Most of us think of long lifespans and immediately picture giant tortoises or ancient oak trees. But the animal world is full of unexpected creatures that live far longer than you’d ever guess.

An odd species has been discovered under rare circumstances in the depths of the San Antón water mine in Seville province ...

Scientists found ancient bone chemistry that reveals animal health, diet, disease, and environments from millions of years ago.

WASHINGTON -- More than a dozen animals live longer than we do. A new study estimates that at least one Greenland shark lived about 392 years, making it the longest-living animal with a backbone. Here ...

The shift is part of a government-wide effort to phase out the use of live animals in federally sponsored tests, studies and ...