The mysterious space rock was noticed speeding through our solar system in 2017, and some have suggested it may have come from an intelligent civilization.
From a flat Earth to a fake moon landing, Newsweek has set out some of the most prominent conspiracy theories and where science stands on them.
The $10 billion dollar space telescope—the largest and most powerful ever built—promises to revolutionize our understanding of the universe.
The blurry cube was spotted from a distance and may well just be a lump of rock. Of course, Twitter thinks it could be aliens.
Christian author Sharon Gilbert claimed she had an encounter where she was forced to rip off the face of a reptilian "alien" impersonating her husband.
A viral video that appears to show a young boy being kidnapped by an alien is actually just the result of a very clever Halloween costume and skillful acting.
"Maybe we get a solid answer on what exactly is going on in Area 51 and everywhere else, you're gonna want to listen," said Trump Jr.
The "very strange" signal came from near the galactic center, and no current hypotheses can explain what caused it.
"Our planet is unlikely to be unique in the inevitable creation of life from matter," renowned mycologist Paul Stamets told Newsweek.
Growing percentage of people who believe some UFOs could be signs of extraterrestrial life comes after release of intelligence report earlier this year.
The Blink-182 frontman-turned-UFO researcher is featured in Netflix's "Top Secret UFO Projects: Declassified."
A Nevada grocery store filled with mind-bending products and alien portals contains a 52,000-square-foot art installation hidden behind a refrigerator door.
The Texas senator posted clips from classic films on Sunday while he celebrated Independence Day.
"We still can't rule out that 2-to-6 percent we can't explain, maybe even otherworldly," the Indiana congressman said of the Pentagon UFO report.
"The Tomorrow War" sees its protagonists take on a terrifying foe in the White Spike alien race, which threatens the existence of the human race.
The U.S. government is expected to release a highly anticipated report on UFOs this week, sparking much interest in the possibility of alien life.
Once relegated to the world of conspiracy theorists and science fiction, talk of UFOs has gained credibility lately when many mainstream news outlets have shown recently unclassified U.S. military footage of UFOs, potentially stoking the public's interest.
The footage was captured by two local youths who spotted the woman at night on a highway in eastern India.
The unusual white figure was allegedly spotted walking on a bridge near the Chadwa Dam in the Indian state of Jharkhand.
From sphinx-shaped rock formations in Romania to UFO-themed Australian roadstops, here are some of the world's most mysterious places to search for signs of extraterrestrial life.
The former presidents have all left the door open to the possibility that extraterrestrial craft could in fact be real.
The former NBA star said he had been on a double date in 1997 when he witnessed something really strange.
The report follows the official release in 2020 by the Department of Defense of three videos showing Unidentified Aerial Phenomena.
John Ratcliffe said on Friday that an upcoming government report will reveal sighting of objects that "frankly engage in actions that are difficult to explain."
Researchers think the area around the rover's landing site was home to a river delta billions of years ago—making it a promising spot to search for signs of ancient microbial life.
Following Google's widespread service shutdown on Monday morning, users of the "free speech" social network proposed some outlandish possible causes.
"The UFOs have asked not to publish that they are here," Professor Haim Eshed said, "humanity is not ready yet."
Social media users are reacting to the news of an apparent federation of aliens by joking about the state of Earth.