Mysteries of Sleep
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.
Camera technology is revolutionizing the study of animals—without them even noticing.
The Violence Paradox
Is violence actually declining? If so, why? And can we build a more peaceful future?
Decoding da Vinci
Discover the science behind Leonardo da Vinci's masterpieces—and Mona Lisa's iconic smile.