This video shows an ancient site at Machu Picchu, Peru, where stone structures are built along a mountain ridge surrounded by steep green peaks. The ruins are arranged in terraces and connected by ...

From lava tubes on Mars to ice pockets on Europa, subterranean environments may offer the best chance of finding life—and living safely—beyond our planet. “I was like, ‘OK, I'm pretty sure that ...

This video shows a historic city landscape in Haarlem, Netherlands, featuring a large Gothic-style church at the center surrounded by closely built traditional buildings. The church has a tall central ...

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...

For the first time, scientists have measured the instantaneous mind-blowing power of jets blasting from a black hole. NASA ...

Blockbusters like Gravity, pensive gems like Ad Astra, and crowd-pleasers like Project Hail Mary are among the best space ...

The awe-inspiring Spodnic UFO at Melin Mabes, a four-acre glamping site, will be featured on an upcoming episode of World's ...

Hansjürgen Köhler has been a volunteer UFO hunter for more than 50 years. He sees his work as scientific investigation, but ...

Some of rock’s most revolutionary albums were ignored at release, only to reshape music decades later – proof that true ...

PBS KIDS movies offer fun & engaging educational experiences with various interests. Here's what's available and the life lessons they teach.

Dan Price, a NASA solar system ambassador and volunteer naturalist at Bernheim Forest and Arboretum, discusses how dark skies ...