Join our daily and weekly newsletters for the latest updates and exclusive content on industry-leading AI coverage. Learn More Madeleine L’Engle called them tesseracts. The Syfy channel calls them ...

“Hell on Earth” might not just be an exaggeration. Scattered about the globe are various locations that scientists believe could be entrances to the underworld, ranging from a volcanic “hellhole” in ...

Could there be real places on Earth that connect us to other dimensions or parallel realities? From ancient legends to modern unexplained phenomena, these 5 mysterious locations have left scientists ...

The Earth often gets a few visitors in the solar system, but some stick around for a while. Here's what to know about the ...

The Oak Ridge National Laboratory has been doing research into neutrons that could potentially confirm the existence of real-life portals. This has got the internet thinking about the 'Upside Down' in ...