NOVA

Cuba's Cancer Hope

When the U.S. trade embargo left Cuba isolated from medical resources, Cuban scientists were forced to get creative. Now they’ve developed lung cancer vaccines that show so much promise, some Americans are defying the embargo and traveling to Cuba for treatment. In an unprecedented move, Cuban researchers are working with U.S. partners to make the medicines more widely available.

PBS’ premier science series helps viewers of all ages explore the science behind the headlines. Along the way, NOVA programs demystify science and technology and highlight the people involved in scientific pursuits.

Mysteries of Sleep

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

Cat Tales

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

Dog Tales

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

Polar Extremes

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