A study by the Max Planck Institute for Multidisciplinary Sciences and the University of Bonn has shown that pH value is ...

Every year in the United States alone, millions of dogs and cats enter animal shelters. That’s worth repeating: Millions.

The brain not only communicates through fast electrical impulses, it also relies on slower, more diffuse chemical signals ...

New research identifies the SNAP-47 protein as the key regulator of slow oxytocin release, maintaining the brain's "social vibe." ...

The Tulsa Zoo announced Tuesday that more than 200 Asian giant toads have successfully hatched at the facility, marking a ...

Scientists Found a Creature That Can Reproduce Under Stress ...

From an evolutionary standpoint, it’s ruthlessly efficient. The queen collects sperm from multiple drones in one flight, stores it for years, and then spends her life laying up to 2,000 eggs a day.

Scientists have recorded same-sex behavior across many animal groups, including mammals, birds, and reptiles. Still, the meaning of that behavior depends on the species and the context. Behavior that ...

Both the UK and US Governments have pledged to end research using animals, but is such a goal realistic? And how might it change medical research? Talha Burki reports.

In the modern world, the human body is besieged by a silent category of chemicals that interfere with one of its most ...

The Smithsonian’s National Zoo and Conservation Biology Institute (NZCBI) in Washington, D.C., welcomed a bouncing 308-pound ...

The Smithsonian’s National Zoo welcomed a rare new addition on Monday, a female elephant calf, marking the zoo’s first elephant birth in more than 25 years.