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Oct 28, 2023 · Seager believes we'd confirm the existence of alien life only with sample-return missions — collecting samples from another planet or moon and bringing them back to Earth for study, in-situ...
Aug 30, 2023 · Maria Papadopoulos. August 30, 2023 · 3 min read. 8. Have you ever wondered if extraterrestrials have roamed the earth? Avi Loeb. has, and the renowned Harvard physicist says he now has proof of...
- 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.
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?
Nov 25, 2023 · It seemed possible humans would master space travel and explore the cosmos. So why, he asked, is there no compelling scientific evidence that extraterrestrials have visited Earth?
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.
