Deep-sea fish adapt to some of the most extreme conditions on Earth. New research analyzing their evolution finds the same mutation across fish species that have evolved on separate timelines — ...

Consider the chilling possibility that the massive Megalodon shark is still alive and lurking in the deepest parts of the ocean.

Scientists sampled fish living in the Pacific's Mariana Trench and trenches in the Indian Ocean. . | Credit: Han Xu et al. (2025) Evolution and genetic adaptation of fishes to the deep sea.

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A new study analyzes the evolutionary history of 11 deep-sea species from environments stretching from the central Indian ...

Exploring the far reaches of our planet often reveals how beautifully diverse and harsh Earth can be. As advanced as human civilization has become, there remain places so extreme that survival is ...

Microplastics have previously been detected throughout the human body including in the blood, saliva, liver, kidneys, lungs, ...

But that doesn't stop lots of people and animals living in or near the Arctic ... and includes the deepest water, called the Mariana Trench. The Arctic Ocean is the smallest and one of the coldest ...