I recently participated in a three-week-long, National Science Foundation-funded research cruise to the Mariana Trench. Our ...

Rare footage of a bigfin squid captured by a ROV deployed 11,000 feet deep in the Tonga Trench. Credit: Deep Sea Research Center, University of Western Australia ...

The deepest regions of Earth's oceans, known as the abyssal and hadal zones, lie at least as far under the water's surface as ...