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Why Are These Foxes Tame? Maybe They Weren’t So Wild to Begin With

Was This 18,000-Year-Old Puppy a Dog or a Wolf?

A Creative Force in Understanding Genes

Who Were the Ancestors of Native Americans? A Lost People in Siberia, Scientists Say

In This Doctor’s Office, a Physical Exam Like No Other

4 Takeaways From That Massive Study of Scott Kelly

A ‘Time Capsule’ for Scientists, Courtesy of Peter the Great

Researchers Explore a Cancer Paradox

Elephant Tusk DNA Helps Track Ivory Poachers

What Breeds Make Up This Mutt?

The Lost Dogs of the Americas

In Ancient Skeletons, Scientists Discover a Modern Foe: Hepatitis B

Her Daughter’s Diagnosis Made Her Work as a Scientist Personal

All by Itself, the Humble Sweet Potato Colonized the World

It’s the Latest in Conservation Tech. And It Wants to Suck Your Blood.

Baleen Whales Intermingled as They Evolved, and Share DNA With Distant Cousins

Arctic Foxes on a Swedish Mountain Turned ‘Blue.’ It Was a Good Thing.

Unique Identifiers in Animal DNA

In the Cockroach Genome, ‘Little Mighty’ Secrets

When Did Americans Stop Marrying Their Cousins? Ask the World’s Largest Family Tree