Historic lunar sightings: Apollo 17 astronauts reported bright particles, sparks, and rotating objects during their 1972 mission, now detailed in newly declassified Pentagon files. No alien evidence: ...

The U.S. government has released a slew of never-before-seen files about UFOs.

The final mission that put humans on the Moon is once again at the center of America's UFO debate after newly released ...

From the first photographer star to the discovery of alien worlds, these night sky targets mark some of astronomy's greatest firsts. When you purchase through links on our site, we may earn an ...

The US government has released a declassified video of a star-shaped object filmed over the Middle East in 2013, and it ...

The Pentagon finally hit “publish” on its long-hyped UFO dump on Friday, May 8, releasing more than 400 declassified files ...

The Pentagon has begun releasing files on UFOs, tapping into public curiosity about unidentified phenomena. The files feature ...

Disney World, Times Square and Yellowstone National Park can be packed to the rafters with tourists. But there are plenty of ...

New government UFO files reveal Apollo 17 astronauts saw 'Fourth of July' like flashes and other strange phenomena during a ...

One of the most iconic photos of our little blue planet was taken in 1968, and gave people riding along Spaceship Earth one of its first views. Now, nearly 68 years later, another breathtaking photo ...

On April 16, 1972, Apollo 16 was successfully launched on its 238,000-mile journey to the moon. This launch marked the start of Apollo 16, the fifth mission to land humans on the Moon. The Apollo 16 ...

At this point in NASA’s human spaceflight story, researchers have a substantial amount of material – documents, artifacts and images – with which to tell the stories of past flights to space. But with ...