What's the rarest ocean animal? Discover the rare and endangered ocean animals along with those that are rare because they're ...

A massive jellyfish, the heaviest on Earth, has been spotted off the Washington coast.

An underwater videographer has just published mesmerizing footage of the world’s largest, longest, and heaviest known ...

PEOPLE can exclusively reveal the cover of The Jellyfish Problem, which follows marine biologist Dr. Jo Ness, who “makes the ...

The box jellyfish is one of the deadliest creatures in the ocean, with venom so powerful it can cause heart failure within ...

These incredible animals seem to defy the laws of physics with the way they transcend time and space, and we are amazed.

America’s wildlife is as extensive as its landscapes, offering a mix of beauty and danger. While you might not come across a ...

A new nonprofit is helping bridge the gap between citizens and city services, tackling Corpus Christi’s stray problem through ...

Nighttime underwater photos show fish hanging out with jellyfish and anemones — perhaps seeking their protection.

Some animals prefer to hide by becoming invisible. Discover more about animals you can actually see right through.

Skeleton season may be just around the corner, but the skeleton age dawned with the early Cambrian Period, about 538 million ...

The jellyfish which killed more than three million salmon in Norway two years ago, and several hundred thousand in Scotland, may be on the way back.