cosmic catastrophes, biological effectsViolent events in the Universe, both local and remote, may have profound consequences for life. In some cases, they may prevent life from becoming established at all, while in other others, they may significantly affect the course of a planet's biological evolution. Among the cosmic phenomena that astronomers have identified as being of potential biological importance are:
Archived newsRay burst is extinction suspect (Apr 12, 2005)Related category• ASTROBIOLOGYAlso on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History |