The famous equation used to search for alien civilizations has now inspired a new formula to hunt for alien artifacts within our solar system.
UFOs, or Unidentified Flying Objects, and extraterrestrials are perennial favorites in science fiction, but to date there have been no confirmed encounters on Earth. Still, strange sights in the night sky have been attributed to UFOs or aliens over the decades, most famously in Roswell, New Mexico, where many believers claim an alien craft crashed on a farm in 1947. In 2017, the existence of a secret U.S. government program that tracked "UFO" sightings by military pilots, which shut down in 2012, was brought to light in a New York Times report.
For 20 years, Jonathon Keats has been asking us to recalibrate our assumptions about the universe and our place in it through a series of thought experiments. A new book dives deep into his work.
Revisiting how Earth looks from space could offer scientists clues for finding alien life on distant worlds.
Former Trump intelligence director John Ratcliffe told Fox News that more unexplained sightings of flying objects will soon be declassified.
Space.com's editors present a reading list for space and sci-fi lovers, as well as children who are interested in astronomy and spaceflight.
If you are perplexed by reports of unidentified aerial phenomena and possible visitations of alien spacecraft, you can take action with do-it-yourself sky-monitoring gear.
Space.com recently talked with Breakthrough Initiatives executive director Pete Worden about a signal coming from the vicinity of Proxima Centauri, and about the search for alien life more generally.
The CIA just turned over 2,700 pages of UFO-related material to The Black Vault, a free repository of UFO records online.
From the best places to find them to what they might breathe, here are the newest clues we discovered about alien life.
If intelligent aliens visit the Earth, it would be one of the most profound events in human history.
Astronomers hunting for radio signals from alien civilizations have reportedly detected an "intriguing signal" from the direction of Proxima Centauri, the nearest star system to the sun.
A famous equation used in the search for alien life has inspired a new model that estimates the risk of COVID-19 transmission.
As humanity ramps up its search for alien life, we should keep in mind that E.T. might be hunting for us as well.
There's a rising call for "unidentified aerial phenomena" to be studied scientifically, perhaps even using satellites to be on the lookout for possible future events.
If there is indeed life on Venus, it may have come from Earth — aboard an asteroid that scooped up microbes high in our skies.