Search results
- Dictionaryextraterrestrial/ˌɛkstrətɪˈrɛstrɪəl/
adjective
- 1. of or from outside the earth or its atmosphere: "searches for extraterrestrial intelligence"
noun
- 1. a hypothetical or fictional being from outer space.
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2 days ago · The search for extraterrestrial intelligence (SETI) is a collective term for scientific searches for intelligent extraterrestrial life, for example, monitoring electromagnetic radiation for signs of transmissions from civilizations on other planets.
3 days ago · unidentified flying object (UFO), any aerial object or optical phenomenon not readily identifiable to the observer. UFOs became a major subject of interest following the development of rocketry after World War II and were thought by some researchers to be intelligent extraterrestrial life visiting Earth.
19 hours ago · The Allen Telescope Array in Northern California is dedicated to astronomical observations and a simultaneous search for extraterrestrial intelligence (SETI). (Image credit: Seth Shostak/SETI ...
Jun 17, 2024 · Astronomy, science that encompasses the study of all extraterrestrial objects and phenomena. Since the late 19th century, astronomy has expanded to include astrophysics, the application of physical and chemical knowledge to an understanding of the nature of celestial objects.
Jun 8, 2024 · Extraterrestrial Life. What could aliens look like? News. By Sarah Wells. published 8 June 2024. The search for alien life is one of humanity's greatest missions, but it may look nothing like...
Jun 24, 2024 · The search for extraterrestrial intelligence (SETI) has captivated scientists and the public for decades. However, many misconceptions persist about this field of research. This article examines ten common misunderstandings about SETI to provide a clearer picture of this fascinating scientific endeavor. 1. SETI Only Involves Radio Telescopes.
2 days ago · Extraterrestrial life - Venus, Atmosphere, Habitability: The average surface temperature of Venus is approximately 750 K (477 °C, or 891 °F). Even at the poles or on the tops of the highest Venusian mountains, surface temperatures do not fall below 400 K (127 °C, or 261 °F).
