Bring 'em back alive or at least carefully

Article Abstract:

The possibility of bringing back to Earth a replicating organism via samples collected from extraterrestrial sources has led NASA to adopt a cautious approach in dealing with such an event. The approach is aimed both at protecting the planet from contamination and keeping the samples pure.

Science and technology policy, United States. National Aeronautics and Space Administration

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The search for extremophiles on Earth and beyond

Article Abstract:

Earth-based organisms that are capable of adapting to extreme environmental conditions that were formerly thought unfit for the existence of life are continuously being discovered. This development is expected to aid Earth scientists in their search for life elsewhere in the universe.

Adaptation (Biology), Evolutionary adaptation

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