There are all sorts of things flying around the universe that we earthlings haven't yet figured out how to identify.

What a weird world we live in!

Dr. David Shau is in a plank position on his living room floor, and his toddler is sitting on his back, giggling. This is core training, orthopedic-surgeon style—and it’s one of the milder things Shau ...

"The origins and acceleration mechanisms of ultrahigh-energy cosmic rays have been among the biggest mysteries in the field for more than 60 years." When you purchase through links on our site, we may ...

Using a new technique that partly relies on artificial intelligence, researchers spotted potentially more than 10,000 new ...

Known as Dalhousiella yabukii, the worm resides inside a glass sea sponge—a simple marine animal that forms a glass-like skeleton—in the cold, dark waters off the coast of Japan. And it’s just one of ...

Something shifted in how governments talk about unexplained phenomena in the sky. What was once confined to grainy videos and ...

Strange living communities found in rocks at the deepest parts of the ocean have astonished scientists around the world.

The Pentagon released its latest batch of declassified UFO files on Friday — including audio of the Apollo 12 crew describing how they once saw mysterious “streaks of light” while trying to sleep in ...

A significant amount of Bitcoin has just moved for the first time in over a decade. On Sunday, a "whale"—a term used for a large-scale holder of digital assets—reactivated a wallet that had been ...