In a study published today in Science Advances, researchers from the Ocean Discovery League reveal that only a minuscule ...

The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making ...

Reoxygenation approaches have shown some success in lakes, but their potential risks must be examined carefully before ...

Hundreds of millions of years before oxygen surged in the atmosphere 2.4 billion years ago, swaths of oxygen winked in and out of existence in the ocean.