NASA Discovery At Bottom of World Points to Possible Extraterrestrial Life Forms (VIDEO)
In a discovery at the bottom of the world that could have implications on the search for extraterrestrial life, researchers were astounded to find an amphipod swimming beneath a massive Ross Ice Shelf, about 12.5 miles away from open water. NASA scientists were using a borehole camera to look back up towards the ice surface when they spotted this pinkish-orange creature swimming 600 feet below the ice, where the NASA team expected to find no higher life form than some microbes.
This video frame provided by NASA, taken in Dec. 2009, shows a Lyssianasid amphipod, which is related to a shrimp, where a NASA team lowered a video camera to get the first long look at the underbelly of an ice sheet and a curious shrimp-like creature came swimming by and then even parked itself on the cable attached to the camera. In a surprising discovery that shakes the idea of where higher life can thrive, scientists for the first time found a shrimp-like creature and a jellyfish frolicking beneath a massive Antarctic ice sheet.
About 150 new types of fish were among 500 new marine species, including furry crabs and a lobster off Madagascar, found in the seas in 2006, according to researchers in the 70-nation Census of Marine Life.
Many species were found in places long thought too hostile for life -- including by a vent spewing liquids at 407 Celsius (764.6F) and other habitats that were as inhospitable as planets such as Mars or Venus.
"The age of discovery is not over," said Jesse Ausubel, a program manager at the U.S. Sloan Foundation which is a sponsor of the 10-year Census. Finds "are provocative for NASA and for people who are interested in life in places other than Earth."
Among discoveries in 2006 were shrimps, clams and bacteria living by the searing 407C vent on the floor of the Atlantic Ocean north of Ascension Island, the hottest sea vent ever documented and more than hot enough to melt lead.
"This is the most extreme environment and there is plenty of life around it," said Chris German, of Britain's Southampton Oceanography Center and a leader of the Atlantic survey.
He said one big puzzle was how creatures coped with shifts in temperatures -- water on the seabed at 3,000 meters (9,842 ft) was just 2C yet many creatures withstood near-boiling temperatures of up to 80C from the thermal vent.
Researchers had not yet probed how hardy the microbes nearest the hottest part of the vent were -- a type of bacteria called "Strain 121" found in the Pacific in 2003 holds the record by being able to withstand temperatures of 121 Celsius. Another expedition found crustaceans, jellyfish and single-celled animals living in darkness in the Weddell Sea off Antarctica under ice 700 meters thick and 200 km (125 miles) from open water.
"You can think of it as a cave, one of the remotest caves on earth," Ausubel said of findings by a robot camera."Wherever we've gone on earth we've continued to find life," German said. He said recent discoveries could be encouraging for the search for life elsewhere in the universe.
Astronomers speculate that Jupiter's moon Europa could hide an ocean beneath its frozen surface and Ausubel noted life has been found on Earth beside subsea methane seeps -- Saturn's moon Titan also has methane. And NASA said last week it had found signs of liquid water on Mars.
Among other 2006 finds by the census, due for completion in 2010, was a "Jurassic shrimp" in the Coral Sea east of Australia and previously thought extinct 50 million years ago.
Casey Kazan via Christian Science Monitor
Comments
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I think there is bound to be life all over the universe. I think as we explore we will discover many similar kinds of life forms as we have on Earth. I don't know if we will ever find intelligent life on other worlds, but we are bound to find many of the same kind of lower life forms, like this shrimp, on other worlds.
Posted by: Paul Kenjerski | March 17, 2010 at 09:29 AM
Surprising that cazy who always provides sensationalist captions missed it here .. Originally it is a single shrimp that did it and most sites provided the title 'One shrimp opens door too ET life '..
Now we can count on Europa,Titan and enceladus ...and who knows New horizons which will reach Pluto, Sharon & Kupier belt objects by next decade will reveal more... it is time to change Franc drakes equations ..Include satellites also... another Fs
http://gizmodo.com/5494821/one-shrimp-opens-door-to-extraterrestrial-life-in-the-solar-system
Posted by: ramkumar | March 17, 2010 at 12:34 PM
everything is alive or on its way to being alive.
Posted by: dirk alan | March 17, 2010 at 09:05 PM
I can remember a holiday in New Zealand, in one of the places where volcanic activity is rife, seeing a stream with a profusion of plant life submerged in the water, which was too hot to bear.
I thought that was amazing , but this blows your socks Off.
Posted by: norm bourne | March 18, 2010 at 12:00 AM
.. they found another storm in two years..the first one came cerimonially then the second got caught ..a scope for ametur astronomers ...
Posted by: nero_mackensy | March 18, 2010 at 03:08 AM