Reef fish in different oceans often develop similar color patterns because evolution explores the same set of biological possibilities.

A major new study shows long-term ocean warming is steadily reducing fish populations, putting global food security at risk.

When you think about climate change in our oceans, you may picture coral bleaching, melting sea ice, or extreme weather events. But beneath the ocean's surface, another quiet shift is underway.

An oft-touted claim from high-profile sources says that there will be more plastic than fish in the world's oceans by 2050. The claim came from a 2016 report by the Ellen MacArthur Foundation. The ...

Fish face a new threat — ocean acidification caused by global warming. In a recent study published in Global Change Biology, researchers found that warming waters and acidification could adversely ...

PORTLAND, Maine — This year’s marine heat waves and spiking ocean temperatures foretell big changes in the future for some of the largest fish in the sea, such as sharks, tunas and swordfish. The ...

The world’s oceans will be filled with more plastic mass than fish mass by 2050, the World Economic Forum said Tuesday.

You’re a fish in the ocean. It’s 2023 and humans have begun deploying swarms of sentinel robot fish along the reef where you live that will monitor your environment, track pollution and collect ...

Microplastics are found in oceans and waterways all over the world. We are only just beginning to understand the damage they ...

Editor’s note: Marshall Brain – futurist, inventor, NCSU professor, writer and creator of “How Stuff Works” is a contributor to WRAL TechWire. Brain takes a serious as well as entertaining look at a ...

Beachgoers in Cabo San Lucas witnessed a rare event. Two deep-sea oarfish, often called 'doomsday fish,' appeared near the shore. These creatures typically live far below the ocean's surface.