Stretching 18km between Denmark and Germany, this €7bn immersed tunnel is the world’s longest road and rail link. By 2029, it ...

A team of scientists has investigated the so-called "Grand Canyon of the Atlantic": A huge underwater canyon extending 500 ...

Deep within Earth’s mantle lie two enormous regions, often referred to as "islands," which are the size of continents.

Fans have speculated what the treasure is for years, but now we have a way of finding out. Creator Eiichiro Oda, who has famously kept the secret in his mind and only shared the knowledge with very ...

The King's Trough complex, about 1,000 kilometers (roughly 600 miles) off the coast of Portugal, is known as the 'Grand ...

Microplastics have been found accumulating everywhere from our water to our body tissues, but many of the claims have come ...

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new ...

The deep sea is a dark, cold place. It's just a few degrees above freezing, subject to immense pressure, and beyond the reach ...

While aliens in science fiction hop between planets on vast spaceships, scientists say real-life extraterrestrials might take a far less glamorous means of transport.

A photographer captured this extraordinary site where whales' bodies lie in the shallows, with troubling repercussions for the deep oceans.

Humanity is rapidly altering a vast ecosystem that sustains life on land and sea. But restoration is nearly impossible without understanding it better.

Far beneath the Atlantic Ocean, about 1,000 kilometers off Portugal’s coast, lies a colossal underwater canyon system that dwarfs even the Grand Canyon. Known as the King’s Trough Complex, this ...