'Thousands and thousands' of these curious creatures have been showing up on the Texas shoreline, expert says. What are they?

The Portuguese man o’ war is one of the ocean’s strangest creatures, and its danger comes from what it really is, not what it ...

Add Yahoo as a preferred source to see more of our stories on Google. Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet ...

An exploration of strange and fascinating marine life, revealing some of the ocean’s most unusual and little-known creatures.

What are the blue blobs washing up on California beaches? What to know about these strange sea creatures. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

The vast array of organisms in the deep sea remains a mystery to humans. Now, marine biologists can add one more puzzle to the list. A collection of odd materials was discovered nearly four miles ...

An entire world lives deep under the ocean’s surface, far from human notice and as bustling as any city. Animals such as tubeworms and clams live crowded around plumes of methane that bubble up ...

Scientists have filmed odd communities of life flourishing deeper in the ocean than ever before. The chemosynthesis-based life-forms get their energy from chemical reactions, powered by gases seeping ...

Sea creatures have adapted to help them thrive in extreme environments. Unusual features allow them to live thousands of feet below the surface. Underwater robots give researchers a glimpse at some of ...