When most of us picture the ocean, we imagine turquoise waves, colorful reefs, and shoals of darting fish. But that’s only the surface. Venture deeper, far below the last reach of sunlight, and you ...

Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how evolution rewrote the rules of oxygen transport.

Some animals do not have red blood like humans. From spiders to octopuses, their copper-rich blue blood helps them survive extreme environments. Here’s how it works and why it matters.

In July and August scientists onboard the Schmidt Ocean Institute’s research vessel Falkor (too) spotted the oddities through the eyes of an underwater robot as they explored the Mar del Plata Canyon.

Deep-sea animals have been getting a lot of attention lately because every new video or photo from the ocean’s deepest layers shows creatures that look completely different from anything we see on ...