The footage of humpback whales exfoliating their skin with sand offer new insight into these animals' complex lifestyles deep beneath the ocean

You don't even have to own one. Research shows just 5 to 20 minutes interacting with other people's pooches can reduce stress hormones and increase well-being.

Many of us know that feeling of being transported by a song. Research reveals that listening to music can have profound effects on our mind and body.

A 125-million-year-old fossil from the early Cretaceous shows the skeletons of a smaller mammal biting a larger horned dinosaur, suggesting a much more complex ancient food web.

Kids love to do things on repeat. The same books read over and over, the same games, the same questions. It can be exhausting for parents, but researchers say repetition is key to childhood learning.

The Devils Hole pupfish's natural habitat is a single water-filled hole in a cave in the Nevada desert. Its numbers at one point dwindled to just 35 animals. How does it manage to survive?

The Devils Hole pupfish's natural habitat is a single water-filled hole in a cave in the Nevada desert. Its numbers at one point dwindled to just 35 animals. How does it manage to survive?

Nassim Haddad has seen his share of woe. At 79, he says of his philosophy: "I start again from the beginning. I [am not] afraid from anything." It also helps that he believes he was "born laughing."

The wondrous findings of a global project to record the sound of ocean habitats threatened by climate change and pollution — then play it through loud speakers set up next to troubled reefs.

The California two-spot octopus can edit the RNA in its brain to produce different proteins as ocean temperatures fluctuate, a new study finds.

We inherit more genes from our maternal side. That's because it's the egg, not the sperm, that hands down all of the mitochondrial DNA. In addition, the W chromosome has more genes.

NPR's Selena Simmons-Duffin has a trick to get her kids to fall asleep at bedtime: lullabies. Science backs it up: Singing to your child helps them fall asleep faster, even than listening to Mozart!