In keeping with the theme of TED2008, professor Stephen Hawking asks some Big Questions about our universe -- How did the universe begin? How did life begin? Are we alone? -- and discusses how we might go about answering them.

Scientists describe the discovery of organic molecules on the planet HD 189733b (Courtesy NASA/ESA/M Estacion/STScI)

Aliens Of The Deep - Funny videos are here Trailer and sample clip of the 2005 documentary film, Aliens of the Deep. Directed by Academy Award winner James Cameron and Steven Quale, filmed in the 3-D IMAX format, and produced by Walden Media and Walt Disney Pictures. It shows footage from 40 deep sea dives in both the Atlantic Ocean and ...