A scientific expedition off the west coast of Hawaii Island has concluded a two-week offshore imaging survey aimed at confirming the existence of a vast underground reservoir of fresh or brackish ...

Understanding why ocean water is salty but river water isn’t is a fascinating topic, and one that has intrigued scientists for centuries. The answer lies in a combination of geological and natural ...

For decades, many chemical companies, as well as the U.S. military, treated the waters off the coast of southern California as a toxic dumping ground, creating 14 sites where chemicals like DDT were ...

Along certain parts of the ocean floor lies a bounty of rare minerals and metals, critical components for batteries, electric cars and other electronics. But mining for them in the deep sea is a ...

But seafaring nations may be entering a new era. In early April, a Canadian mining outfit, The Metals Company, asked the United States for permission to mine the ocean floor in international waters ...

Explorers know that the Earth’s oceans are vast, covering about 71% of the surface of the globe. According to a new study, just 0.001% of the deep seafloor has been visually observed. The deep ocean ...

The deep ocean covers most of the planet. Gerard Barron wants his company to be the first to mine it. That's been his dream since 2001, when Barron's then-tennis partner asked him to invest in a first ...