Search results
Oct 28, 2023 · Aliens may be hitching rides on meteors to colonize the cosmos, study suggests. Here's how we could spot them. Purple bacteria could be key to finding extraterrestrial life on exoplanets
Jan 18, 2021 · Elizabeth Kolbert on an eminent astrophysicist who argues that signs of intelligent extraterrestrial life have appeared in our skies. What’s the evidence for his extraordinary claim?
- 1976, The Viking Mars landers detect chemical signatures indicative of life. Tests performed on Martian soil samples by NASA’s Viking landers hinted at chemical evidence of life.
- 1977, The unexplained extraterrestrial “Wow!” signal is detected by an Ohio State University radio telescope. In August 1977 an Ohio State University radio telescope detected an unusual pulse of radiation from somewhere near the constellation Sagittarius.
- 1996, Martian “fossils” are discovered in meteorite ALH84001 from Antarctica. NASA scientists controversially announced in 1996 that they had found what appeared to be fossilised microbes in a potato-shaped lump of Martian rock.
- 2001, More rigorous calculations connected to the 1960s “Drake equation” suggests that our galaxy may contain hundreds of thousands of life-bearing planets.
Nov 25, 2023 · A comet? An asteroid? Or maybe … an alien spacecraft? That conjecture incited headlines, as well as eyerolls from most scientists. But here in West Virginia, the people involved in the search for...
May 20, 2022 · But the leap to aliens requires far more substantial and direct evidence – incredible evidence – that can be widely scrutinised using the tools of science.
Nov 2, 2021 · Jim Green, NASA's chief scientist, told NPR. But Green says the reality is much more complex. One scientific discovery about extraterrestrial life may give us a small new insight into the universe ...
