Far from the open ocean trenches, divers in a shallow Mexican bay have found a vertical portal into the unknown. The Taam Ja’ ...

In late April, we reported on an upcoming attempt by two explorers to become the first women to dive to Challenger Deep in the Mariana Trench, the lowest point on Earth nearly seven miles below the ...

In the premiere episode of Antarctic Extremes, join hosts Caitlin Saks and Arlo Pérez as they follow in the footsteps of the brave scientists that have made McMurdo Station their research base and ...

AUSTIN, Texas—Scientists this week begin the final leg of a five-year, NASA-funded mission to reach the bottom of Cenote Zacatón in Mexico, the world’s deepest known sinkhole. No one has ever reached ...

Pillars of hot rock appear to connect continental-size moving blobs at the bottom of Earth's mantle to giant volcanic eruptions at its surface. When you purchase through links on our site, we may earn ...

Scientists today (Oct. 6) unveiled the most detailed portrait yet of a mysterious region of the planet that human eyes have never seen — and likely never will — the bottom of Earth's tectonic plates.

What connect peanut butter, cosmic crashes, and earthquake waves? They could all contribute to solving the mystery of why Earth’s deepest secrets are stranger and more alien than anyone ever dreamed, ...

Victor Vescovo is ready to make history. It's 12.37pm on Saturday August 24, 2019, and the 53-year-old Texan is about to attempt to pilot his bespoke submersible to the bottom of the Molloy Deep, a ...

Scientists proposed a novel idea on Wednesday that could solve two of the world's mysteries at once — one that passes over our heads every night, and one that sits far below our feet. The first ...

A Mars-size object called Theia smashed into Earth, and the debris coalesced into the moon. Now scientists believe they may have identified pieces of Theia at the bottom of Earth’s mantle. A new study ...