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NASA is stunned to find life beneath 183 of Antarctic ice

Tue, Mar 16, 2010

Post filled in: Ecology, Studies, World Problems

Antarctica Sea LifeAt nearly 200 meters below the ice, there is no light, the temperature is way below 0 degrees, and scientists were expecting to find nothing more than a handful of microbes – and for good reason. So it’s easy to understand why they were so surprised to find not a single (evolved) life form, but actually two such creatures.

The National Aeronautics and Space Administration lowered the camera, in an attempt to look deep in the underbelly of Antarctica’s ice; not long after that, a shrimp-like creature swam by and then “landed” on the cable. Scientists also picked up a tentacle that they believe can only come from a jellyfish – a pretty big one too.

“We were operating on the presumption that nothing’s there,” said NASA ice scientist Robert Bindschadler, who will be presenting the initial findings and a video at an American Geophysical Union meeting Wednesday. “It was a shrimp you’d enjoy having on your plate. We were just gaga over it,” he said of the 3-inch-long (76-millimeter, orange critter starring in their two-minute video.

The video forces experts to rethink what they previously believed about where evolved animals can survive in extreme environments; if they can live in this freezing underwater environment, why not on Europa, the frozen moon of Jupiter, or other such places?

“This is a first for the sub-glacial environment with that level of sophistication,” Ellis-Evans said. He said there have been findings somewhat similar, showing complex life in retreating ice shelves, but nothing quite directly under the ice like this.



3 Comments For NASA is stunned to find life beneath 183 of Antarctic ice

  1. Arttu Manninen Says:

    Interestingly studies of vertabrates capable of living in conditions below freezing have been suggesting that due to higher level of blood sugar – which leads into giving an evolutionary explanation on why Nordic countries (e.g. Finland, in which I reside) have higher levels of diabetes. It has been (probably) acting as a survival mechanism, as the book Survival of the Sickest (by Sharon Moalem) suggests.

  2. Arttu Manninen Says:

    Sorry my English maybe not so very bad. Damn tube brain (also evolved to process one thought at a time quickly, unlike the way more common parallel processing) was distracted and I forgot to reread my message. :)

  3. Zelda Deets Says:

    Very interesting blog post thanks for writing it I just added your site to my favorites and will check back :) By the way this is a little off subject but I really like your sites layout.

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