L'astrobiologie est une science interdisciplinaire qui a pour objet l'étude des facteurs et processus, notamment géochimiques et biochimiques, pouvant mener à l'apparition de la vie, d'une manière générale, et à son évolution. Merci wiki ! La série « L'Univers et ses Mystères » est une série ...

Is it possible that extraterrestrial beings visited our ancient ancestors? Known Universe: Decoding the Skies : http://channel.nationalgeographic.com/series/known-universe/4502/Overview ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographic is the world's ...

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Scientists already know about a vast number of exoplanets, or worlds beyond our solar system: telescopes have helped us catalogue thousands already, with many more to come. But it is far more difficult to know what conditions might be like on those planets, since they are so different. In order ...

Join Lowell Observatory on September 3rd at 6pm for our first ever Lowell42 live stream. At this point, we have exactly one example (Earth) of a planet harboring ... source