Close
Close
Discovery Home
User Information

You are not logged in

Advertisment
Home
Alien Planet Story
Alien Planet On TV
Section 1.2
Section 1.3
Section 1.4
Section 1.5
Section 1.6
Section 1.7
Section 1.8
Section 1.9
Section 1.10
Section 1.11
Section 1.12
Section 1.13
Section 1.14
Section 1.15
Meet the Scientists
Michio Kaku
Jack Horner
Stephen W. Hawking
J. Craig Venter
Dr. James Garvin
Victoria Meadows
Wayne Barlowe
Randy Pollock
David Moriarty
Curtis Clark
Joan Horvath
James Kirkland
Section 2.13
Section 2.14
Section 2.15
Scientists Answer
What is Life?
How Do We Find Alien Life?
Are We Alone?
Is Intelligent Life Out There?
If We Find Aliens, What Next?
Section 3.6
Section 3.7
Section 3.8
Section 3.9
Section 3.10
Section 3.11
Section 3.12
Section 3.13
Section 3.14
Section 3.15
The Darwin System
Darwin IV
Section 4.7
Section 4.8
Section 4.9
Section 4.10
Section 4.11
Section 4.12
Section 4.13
Section 4.14
Section 4.15
Alien Datafile
Arrowtongue
Beach Quill
Bladderhorn
Daggerwrist
Emperor Sea Strider
Sea Strider Nymph
Groveback
Gyrosprinter
Jetdarter
Littoralope
Pronghead
Skewer
Trunk Sucker
Unth
Section 5.15
Alternate Aliens
The Search for New Worlds
NASA and the SETI Program
The Habitable Zone
Emergence of Life
Aliens in Science Fiction I
Aliens in Science Fiction II
Section 6.7
Section 6.8
Section 6.9
Section 6.10
Section 6.11
Section 6.12
Section 6.13
Section 6.14
Section 6.15
Wallpapers
Section 7.1
Section 7.2
Section 7.3
Section 7.4
Section 7.5
Section 7.6
Section 7.7
Section 7.8
Section 7.9
Section 7.10
Section 7.11
Section 7.12
Section 7.13
Section 7.14
Section 7.15
Extraterrestrial Discussions
Section 8.1
Section 8.2
Section 8.3
Section 8.4
Section 8.5
Section 8.6
Section 8.7
Section 8.8
Section 8.9
Section 8.10
Section 8.11
Section 8.12
Section 8.13
Section 8.14
Section 8.15
Section 9
Section 9.1
Section 9.2
Section 9.3
Section 9.4
Section 9.5
Section 9.6
Section 9.7
Section 9.8
Section 9.9
Section 9.10
Section 9.11
Section 9.12
Section 9.13
Section 9.14
Section 9.15
Section 10
Section 10.1
Section 10.2
Section 10.3
Section 10.4
Section 10.5
Section 10.6
Section 10.7
Section 10.8
Section 10.9
Section 10.10
Section 10.11
Section 10.12
Section 10.13
Section 10.14
Section 10.15
Section 11
Section 11.1
Section 11.2
Section 11.3
Section 11.4
Section 11.5
Section 11.6
Section 11.7
Section 11.8
Section 11.9
Section 11.10
Section 11.11
Section 11.12
Section 11.13
Section 11.14
Section 11.15
Section 12
Section 12.1
Section 12.2
Section 12.3
Section 12.4
Section 12.5
Section 12.6
Section 12.7
Section 12.8
Section 12.9
Section 12.10
Section 12.11
Section 12.12
Section 12.13
Section 12.14
Section 12.15
Section 13
Section 13.1
Section 13.2
Section 13.3
Section 13.4
Section 13.5
Section 13.6
Section 13.7
Section 13.8
Section 13.9
Section 13.10
Section 13.11
Section 13.12
Section 13.13
Section 13.14
Section 13.15
Section 14
Section 14.1
Section 14.2
Section 14.3
Section 14.4
Section 14.5
Section 14.6
Section 14.7
Section 14.8
Section 14.9
Section 14.10
Section 14.11
Section 14.12
Section 14.13
Section 14.14
Section 14.15
Section 15
Section 15.1
Section 15.2
Section 15.3
Section 15.4
Section 15.5
Section 15.6
Section 15.7
Section 15.8
Section 15.9
Section 15.10
Section 15.11
Section 15.12
Section 15.13
Section 15.14
Section 15.15
Scientists Answer
Is there intelligent life in outer space? What is life? And what will we do if we find life on other planets?

Leading scientific experts involved in the creation of Alien Planet discuss these and other questions pertaining to the search for extraterrestrial life.

Click an image below to move to the next video
What Is Life? How Do We Find Alien Life? Are We Alone? Is Intelligent Life Out There? If We Find Aliens, What Next?
What is Life?
What is Life?
It seems like a simple question. But how do scientists define life?
Video Option: Macromedia Flash Player
Images © DNI