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Oct 12, 2022 · The central goal of astrobiology is to find evidence of past or present life beyond Earth, if it ever existed. But there are countless mysteries about planets and moons, about solar systems, about galaxies and about the makeup of the space between them that inevitably will be confronted and hopefully unraveled along the way.
Sep 4, 2006 · Life Top 10: Controversial pieces of evidence for alien life. Over the years many hints have emerged that there might be life beyond Earth. New Scientist looks at 10 of the most hotly-debated ...
Apr 15, 2024 · Over Zoom the participants discussed how researchers might find that elusive evidence of alien life in the universe and how to talk publicly about those hypothetical discoveries. “We all have ...
Nov 1, 2021 · The newly proposed alien-life evidence scale was outlined in a study published online Oct. 27 in the journal Nature that was led by NASA chief scientist Jim Green. The scale includes seven levels ...
Nov 2, 2021 · A scientific discovery about extraterrestrial life can provide new insight, but it can be misunderstood or exaggerated into something else when it reaches the public. NASA is hoping to change that.
Extraterrestrial life, alien life, or colloquially simply aliens, is life which does not originate from Earth. No extraterrestrial life has yet been conclusively detected. Such life might range from simple forms such as prokaryotes to intelligent beings, possibly bringing forth civilizations that might be far more advanced than the human species.
Aliens would clearly be a "natural phenomenon" (I mean, they aren't supernatural). If there is something for which we have no explanation, all that means is that we have no explanation. It does not mean that some hypothesis for which there is no evidence is suddenly more valid.
