UFOS

An unidentified flying object (UFO) is any perceived aerial phenomenon that cannot be immediately identified or explained.

No evidence that U.S. covered up existence of UFOs, Pentagon report says

The West is best to spot UFOs

NBC's 'Quantum Leap' hops back in time to investigate UFOs in this week's spooky episode

NASA clears the air: No evidence that UFOs are aliens

UFOs Keep Appearing in the News. Here's Why We Can't Quit Them

UFOs worth investigating despite lack of 'real evidence,' former astronaut Scott Kelly says

UFOs will remain mysterious without better data, NASA study team says

Pentagon has 'no credible evidence' of aliens or UFOs that defy physics

After U.S. Downs UFOs, More Awareness of Balloons All Over Our Skies

Previous Chinese spy balloons over US were classified as UFOs: report

Scientists Try to Get Serious about Studying UFOs. Good Luck with That

UFOs 101: Hype, uproar, disinformation and mystery: 'Here we go again.'

‘Putin needs the ISS’: US astronaut Scott Kelly on future of space cooperation - and chasing UFOs

Most UFOs are 'Chinese surveillance' drones and 'airborne clutter,' Pentagon officials reveal

UFOs are finally getting the big NASA study they deserve

Did you see a trail of lights in the sky? No, they weren't UFOs.

Puzzled Pilots Spot UFOs Over the Pacific Ocean, Report Bizarre Lights that Kept Going in Circles

There aren't actually UFOs over Ukraine, experts say