To his many fans Dean Martin's voice and style is instantly recognizable. Although his stage persona was one of a cool and consummate artiste, in truth he regarded his celebrity status with...

Research vessel and crew go around gathering data about sharks in a very unique way.

Documentary series featuring various subjects related to science and technology.

Combining science and history, Mega Disasters visits the sites of the most incredible disasters of the past -- and then virtually recreates them in modern times and locations using state-of-the-art computer animation.

In the Florida Everglades, National Geographic rides along with the staff of Billie Swamp Safari-considered among the best wild animal wranglers-for face-to-face encounters with the more ...

Journey back to the wild Ice Age, and witness how some of the most lethal prehistoric predators lived and why they disappeared forever from the Earth.