More Videos Online
Space: 3 Questions: Martian Methane
We've discovered the source of methane on Mars - what's the big deal? Jorge Ribas asks three questions to find out.
Added: Jan 16, 2009
Views: 22866 Views
Runtime: 02:07
Related Videos
-
Top 5 Cases For Martian LifeLife on Mars? James Williams looks at 5 reasons scientists think it's possible.Space (02:28)
-
Alien SpeculationWill the real ET be little green men or little green bacteria? SETI Institute Senior Astronomer Seth Shostak theorizes what our first alien encounter might be like.
Space (02:44)
-
Top 5 Reasons Europa RocksMysteries abound on a bizarre moon orbiting Jupiter. James Williams counts down 5 reasons we're big fans of icy Europa.
Space (02:02)
-
3 Questions: Mars TectonicsWho's got the biggest volcanoes - Mars or Earth? Find out that answer and more as James Williams poses 3 questions to a scientist who knows.
Space (02:30)
-
Top 5 Mars Phoenix Lander...The Mars Phoenix Lander may be out of commission but the images it sent back are still great. James Williams takes a look at our 5 favorites.
Space (02:53)
-
Planetary Protection OfficerJohn D. Rummel protects Earth from alien life, as well as alien life from Earth.
Space (03:00)
-
3 Questions: Andy Puckett,...Astrophysicist Andy Puckett explores the universe, especially undiscovered asteroids that could one day smack into our planet. Jorge Ribas gets the odds on our survival.
Space (01:52)
-
Breaking Down the LROBefore NASA's Lunar Reconnaissance Orbiter heads to the moon in February, Discovery Channel's Dave Mosher learns more about the instruments that will scout the lunar surface. Jorge Ribas produces.
Space (02:06)
-
NASA Unfurls Solar SailYachts in space? Maybe, if NASA's plans to use photons from the sun to power a small satellite prove successful. Jorge Ribas sets sail.
Space (01:48)
-
3 Questions: MarsHave you ever wondered if the human race could survive on Mars? Discovery Channel Space Producer Dave Mosher gets the answer to this question and more.
Space (02:20)
-
Phoenix To Rise in Martian...NASA's Phoenix spacecraft is nearing its destination in the Martian arctic. The lander will take ice and soil samples as part of the closest examination of the planet to date. Jorge Ribas reports.
Space (01:39)
-
Ingredient For Life Found Far,...Methane, a building block for life, has been discovered for the first time on a planet 63 light years away from Earth. James Williams looks into what the big deal is.
Space (02:12)
You Might Also Like
-
Q&A: Synthetic LifeBiologist J. Craig Venter helped crack the human genome. His next goal: create life. Jorge Ribas talks to him about the promise and perils of synthetic biology.
Tech (02:32)
-
Evaporating Water in -22...This video shows a resident of Yellowknife, Northwest Territories in Canada throwing boiling water into very, very cold air. A fellow Yellowknife resident and high school chemistry teacher explains the surprising results.
Earth (02:00)
-
Arctic Melt Caught on VideoGreenland's Petermann Glacier is poised to lose a Manhattan-sized chunk, and the Nares Strait was ice-free all year for the first time, according to Greenpeace. Jorge Ribas reports.
News (02:17)
-
Is It Future Yet?: Hydrogen...The Hydrogen Road Tour makes a pit stop in Washington, D.C., and Jorge Ribas takes a hydrogen fuel cell-powered car for a spin around the block.
Tech (03:32)
-
Quest for Life: Phoenix GoalsWhat is the Phoenix Mars lander looking for?
Mars (01:53)
-
3 Questions: Avalanche!Avalanches are fast, powerful and just plain scary; and Alaska Avalanche School director Blaine Smith knows all about them. Jorge Ribas asks him three questions.
News (03:06)
-
Rocket No-GoInitially hopeful about their rocket, this early test showed Team Aerospace that some additional tinkering would be necessary for their machine to work.
Unchained Reaction (01:47)
-
Sewer Explosion Angle 2Amid the peaceful scene -- complete with birds chirping -- gas and sewer meet spark ... and all heck breaks loose. Enjoy.
MythBusters (00:29)
-
New Amphibians Emerge in...Researchers have discovered 10 amphibians believed to be new to science in Colombia's Darien region. Jorge Ribas lists the findings.
Earth (01:35)
-
Quest for Life: IntroFind out what has attracted humankind to the planet Mars.
Mars (01:56)
-
Quest for Life: WaterIs there life on the Red Planet?
Mars (01:51)
-
Making the Grade at Avalanche...For backcountry trekkers in Alaska, avalanches come with the territory. The Alaska Avalanche School teaches them how to spot, avoid and provide rescue after one. Jorge Ribas goes to class.
Earth (04:21)
Shop Discovery News
Essential Space Collection DVD
$14.95
$12.99
The Universe: The Complete Season 1 DVD Set
$44.95
$37.99
The Universe Seasons 1-5 DVD
$194.75
$155.99
-
our sites
-
video
-
shop
-
stay connected
-
corporate
comments ( )