Human testicles are much smaller, in proportion, to some of our primate cousins. Evolution can tell us why. But the size of ...

Study results advance understanding of how human cells evolved and could help point to new solutions for patients with rare genetic diseases.

Eastern Baltic cod grow to much smaller sizes than they did just 30 years ago, because overfishing altered their genes, ...

Mitochondria are the body's "energy factories," and their proper function is essential for life. Inside mitochondria, a set ...

It's not easy to look at a sea spider and see an animal so representative of its kind that it may help scientists sort out ...

Episode 8 of Criminal Minds: Evolution Season 3 doesn’t just move the story forward, it explodes it. With Voit’s mind playing ...

Scientists have created a near-copy of the long-extinct dire wolf. Using advanced CRISPR gene editing tech, it now looks ...

A groundbreaking study reveals that leprosy was present in the Americas thousands of years ago, challenging the belief that ...

Panelists discuss the expanding array of treatment options for metastatic hormone receptor–positive breast cancer, ...

Researchers have recovered and sequenced Mycobacterium lepromatosis genomes from 4,000-year-old human remains in Chile, ...

A deeper understanding of how DNA changes over generations helps scientists learn why people differ and how diseases develop.