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Alien Life

Atmospheric changes caused Snowball Earth

22 Mar 2013, 11:27 UTC
Atmospheric changes caused Snowball Earth
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Welcome! "Alien Life" tracks the latest discoveries and thoughts in the various elements of the famous Drake Equation. Here's today's news:g Abodes - New research might help explain how Earth sprung back after a period of extensive glaciation known as Snowball Earth. The key may have been significant changes in the atmospheric conditions on the planet. See article.g Intelligence - The interplay between an infection during pregnancy and stress in puberty plays a key role in the development of schizophrenia, as behaviourists from ETH Zurich demonstrate in a mouse model. However, there is no need to panic. See article.g Imagining - Book alert: What would life on other planets look like? Forget the little green men, alien life is likely to be completely unrecognizable - we haven’t even discovered all the life on our own planet. The visionary “Evolving the Alien: The Science of Extraterrestrial Life,” by Jack Cohen and Ian Stewart, offers some of the most radical but scientifically accurate thinking on the possibility of life on other planets ever conceived. Using broad principles of Earthly biology and expanding on them laterally, Cohen and Stewart examine what could be out there. Redefining our whole concept of what ‘life’ is, ...

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