MIT spin-off Quaise is trying to use hijacked fusion technology to drill some of the deepest holes in history, unlocking ...

The Taam Ja’ blue hole, a massive underwater chasm in Chetumal Bay on the eastern coast of Mexico’s Yucatán Peninsula, has ...

Researchers have found a blue hole they say is the deepest in the world—and they’ve yet to find where it bottoms out. The ...

Veryovkina Cave reveals more mysteries the deeper you go. Here’s everything that makes this cave a world of its own ...

America might have landed on the moon, but Russia drilled the deepest man-made hole on Earth. Since the early 1960s, scientists have attempted to drill down to the Earth's mantle. It took 20 years ...

Coastguards have warned beachgoers not to enter a "very deep hole" that has appeared on the coast. The 12ft-deep (3.7m) formation was discovered near the Cliff Road car park in Felixstowe, Suffolk.

Enormous crater appeared suddenly in part of Russia, Yamal, where name translates as 'the end of the world' Some thought the rare and unusual structure, which was up to 300ft (70 metres ...

Actually, two holes. The first hole appeared on Godstone High Street on Monday night, and grew on Tuesday to 65 feet by 20 feet and 16 feet deep. The second hole on the other side of the road is ...

Chinese researchers discovered what they say is the deepest blue hole in the world, off the disputed Paracel Islands in the South China Sea. The sinkhole was measured at 1,000 feet, deeper than ...