U.S. deep-sea researchers are investigating new reports and viral theories surrounding the Leviathan sea monster a creature rooted in folklore but increasingly discussed after unusual ocean sightings.

Lagiacrus is the beast's name — a leviathan monster that's basically a really big sea dragon. It can also spit electricity, ...

Sea dragons are some of the most ornately camouflaged creatures on the planet. Adorned with gossamer, leaf-shaped appendages over their entire bodies, they are perfectly outfitted to blend in with ...

The weedy sea dragon, also called the common sea dragon, inhabits the waters off south and east Australia. Compared to the leafy sea dragon, weedies have less flamboyant projections and are ...

Even in our modern use of the name “Leviathan,” there is often an overlap between the abstract and the actual. For instance, ...

You might think of Dark Funeral and think, Dark Funeral, singing about sea serpents? Wait, I don’t want that. I want them singing about mighty strongholds ruled by robed goats in the woods. Except now ...

A pod of bottlenose dolphins seemingly took interest in the capsule that dropped out of the sky, circling and surfacing as SpaceX team members worked to recover their spacecraft. As it turns out ...