Pentagon releases second batch of declassified UFO files
Polls have found that most US citizens believe aliens exist, and the latest batch of files from the Pentagon has done little to dispel the theories.
Aliens
Asteroid discovery suggests life on Earth has extra-terrestrial origins
Researchers have detected organic compounds and minerals necessary for life in unprecedented samples collected from the near-Earth asteroid Bennu.
Drones, planes or UFOs? Americans abuzz over New Jersey sightings
"Let the public know, and now. Otherwise, shoot them down!!!" US President elect Donald Trump wrote online.
An alien-like signal from 2023 has been decoded
The next step is to figure out what it means
Possible sign of life on Venus sparked controversy. Now, scientists have more proof
Four years ago, the unexpected discovery in the clouds of Venus of a gas that on Earth signifies life - phosphine - faced controversy, earning rebukes in subsequent observations that failed to match its findings.
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Saturn's 'Death Star' moon could be hiding watery secret
Astronomers may have to overhaul their understanding of watery worlds in space after the shock study.
Verdict on two 'aliens' seized in Peru
The forensic experts with Peru's prosecutor's office said the objects were made with paper, glue, metal and human and animal bones.
NASA stepping up investigations into UFOs after long-awaited report
The space agency still can't explain a handful of sightings and wants better scientific techniques to investigate incidents.
Questions over supposed 'aliens' shown to Mexico Congress
Supposed aliens landed in Mexico's Congress but there were no saucer-shaped UFOs hovering over the historic building or bright green invaders like those seen in Hollywood films.
Harvard professor believes he's found fragments of alien technology
Harvard professor Avi Loeb believes he may have found fragments of alien technology from a meteor that landed in the waters off of Papua, New Guinea in 2014.