Lance Lewman

Superpride — The Serengeti sustains one of the biggest lion populations in Africa: approximately 3,500 lions in 300 prides. But this

Secrets of the Sun — It contains 99.9 percent of all the matter in our solar system and sheds hot plasma at nearly a million miles an hour. T

Ice Age Death Trap — In a race against developers in the Rocky Mountains, paleontologists uncover a unique fossil site packed with astonishin

Ultimate Mars Challenge — With access to the scientists and engineers responsible for the Curiosity rover's on-the-ground experiments, NOVA captur

Decoding Neanderthals — Over 60,000 years ago, the first modern humans left their African homeland and entered Europe, then a bleak and inhospit