Antarctica is otherworldly – breathtakingly beautiful, and yet so alien, frozen, and unforgiving that it is hard to imagine ...

Millions of people live with atrial fibrillation, a racing, uneven heartbeat that can leave you exhausted and scared. Yet it ...

The majority of human illnesses is caused by damage of a single organ like the liver whose failure accounts for 2M deaths worldwide every year. Orthotopic transplants are the only curative therapy ...

New scientific methods could one day render animal studies—the standard in research laboratories for more than 100 ...

The discovery that tissues use electricity to expel unhealthy cells is part of a surge of renewed interest in the currents ...

For over a century, Alzheimer's disease (AD) has been considered irreversible. Consequently, research has focused on disease prevention or slowing, rather than recovery. Despite billions of dollars ...

One of the biggest quests in biology is understanding how every cell in an animal's body carries an identical genome yet still gives rise to a kaleidoscope of different cell types and tissues. A ...

We’ve gift-wrapped a few short highlights that capture the spirit of the year in animal care. Mike Bock If you're an animal lover, then 2025 at the Smithsonian’s National Zoo and Conservation Biology ...

Think back to that basic biology class you took in high school. You probably learned about organelles, those little “organs” inside cells that form compartments with individual functions. For example, ...

Here’s what you’ll learn when you read this story: With more than 100,000 people in need of an organ transplant in the U.S. alone, scientists have turned toward perfecting human-animal chimeras as a ...