Scientists race to understand and defeat the coronavirus behind the COVID-19 pandemic.

Follow eagles from the nest to the skies to see what makes these predators so remarkable.

Could it be that body fat has more to do with biological processes than personal choices?

Can Cuba's innovative lung cancer vaccines give new hope to patients across the world?

Why do we sleep? And what does sleep have to do with memory, trauma, and our emotions?

Goddess, demon, house pet? What does science say about the human relationship with cats?

Follow the epic journey of dog domestication and see what science says about dogs’ love.

Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.