Researchers collected more than 43,000 records of dives and assessed the photos and videos to determine how much of the bottom has been seen by humans.

New high-resolution satellite map reveals nearly 100,000 unknown ocean mountains, or seamounts, boosting climate and maritime ...

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.

As NASA reveals sea levels rose at a fasster rate than expected in 2024, chilling maps reveal which states in the US could be ...