Experts say the more we challenge our brains as we age, the more resilient it becomes—and “learning a new instrument is a full-brain workout.” After the age of 40, the average brain decreases 5 ...

On a Bahamian island, in a landlocked lagoon, the planet’s densest collection of seahorses is offering scientists new ...

For 5,000 years scholars, generals, and mystics have been fascinated by the Egyptian pyramids. That obsession persists in the modern age. Today the Pyramids of Giza are surrounded by desert. But 4,600 ...

A new study analyzed the sleep patterns of jellyfish and sea anemones and found they share some sleep traits with humans. The research could provide insight into the origins and function of sleep.

Decades ago, India’s tigers were on the brink of extinction. Slowly, their numbers have rebounded. But that ecological success has prompted a dire problem—and a race to save many of them from genetic ...

Scientists have discovered that gut-born bacteria may hold the secret for treatments of everything from IBD to Parkinson’s disease. Now they just need samples from the people living in the most ...

A natural experiment in a national park in Patagonia shows how the return of a large predator can reshape an ecosystem. Long absent from Argentinian Patagonia due to over-hunting, pumas have returned ...

From ice-free Martinis to drinks crafted with invasive jellyfish, cocktails are increasingly being shaped by seasons, ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole. Parallels in the physics of the universe and that of black holes have led ...

Sea anemones and jellyfish don’t have brains, but the way their neurons behave during sleep shows some surprising ...

Women have been barred from most public spaces. Afghan citizens are being deported by nearby countries. And marginalized ethnic groups face persecution and violence. These are their stories. On May 8, ...

Picture an animal that huddles up with others when stressed, babysits its young, hangs out around relatives, and gathers in big groups every year. Did you imagine a rattlesnake? For a long time, ...