The Great Blue Hole off the coast of Belize has been photographed from space, with an astronaut onboard the International Space Station taking an image of it and the Lighthouse Reef atoll it sits in.

Abisko's 'Blue Hole' makes it the perfect place for northern lights enthusiasts. As we near solar maximum — a period of heightened solar activity within the sun's 11-year solar cycle — the ...

This subterranean formation could potentially even offer a portal to both space and time like a subaquatic black hole. In 2012, scientists exploring blue holes in the Bahamas discovered bacteria ...

The "Great Blue Hole" couldn't be a more fitting name for the underwater sinkhole off the coast of Belize. The circular site, which can be viewed from space, has become a bucket-list destination ...

Blue Holes Lined With Microbe Mats. ... But it's uncertain if the space agency will choose any to fund. "With any luck, we'll get one of these off the ground in the 2020 time frame," Hand said.

“Blue holes” are underwater sinkholes that open below the seabed. The hole, dubbed “Green Banana,” opens up at 155 feet below sea level. The bottom of the hole is at a depth of about 425 feet.

A team including Virgin billionaire Richard Branson has returned from the bottom of Belize’s Great Blue Hole with exciting findings. Learn what’s down below 400 feet of Caribbean Sea.

Blues clues: Researchers were flabbergasted over the discovery of the Taam ja', a blue hole in Mexico that measures a whopping 400 feet deep, making it the second largest in the world.