Extraterrestrial life, or alien life (colloquially aliens), is life that originates from another world rather than on Earth. No extraterrestrial life has yet been detected.

May 24, 2025 · But what is the science behind extraterrestrial life? Is it possible that humans will ever experience "first contact" with an alien species? Many scientists hope so.

Apr 14, 2026 · Extraterrestrial life - Exoplanets, Habitability, Astrobiology: For thousands of years humans have wondered whether they were alone in the universe or whether other worlds populated …

Aug 27, 2025 · The evidence for extraterrestrial life, while still largely indirect, raises profound questions that extend beyond science. If life exists elsewhere in the universe, what does it mean for humanity’s …

Mar 26, 2026 · No confirmed extraterrestrial life has been found. As NASA puts it plainly: “So far, the only life we know of is right here on our planet Earth.” But the search has never been more active or …

Oct 12, 2022 · Could such life even exist here on Earth, but is as yet undetected? These and so many other lines of research shed light on how to identify and find extraterrestrial life, as well as how to …

May 6, 2026 · In the Oscar-nominated film Bugonia, Emma Stone’s character is accused of being an alien. But would we know extraterrestrial life if we saw it on Earth? New insights into a tiny, tough …

6 days ago · Extraterrestrial life is life that may exist and originate outside the planet Earth, the only place in the universe currently known by humans to support life.

Feb 13, 2026 · Explore how extraterrestrial life, alien research, and space biology are uncovering new clues about habitable worlds and possible life beyond Earth using today’s best evidence.

News about Extraterrestrial Life, including commentary and archival articles published in The New York Times.