The Australian swell shark has been captured displaying an extraordinary phenomenon – glowing green in the dark.

The box jellyfish is famous for its venom, but its bizarre collection of 24 eyes may be even more remarkable than its sting.

Box jellyfish are often feared as dangerous animals, with some species capable of causing severe or even fatal stings.

A biologist walking on a beach in northeastern Japan spotted what looked like a jellyfish, but it was not one. The blue, ...

Biomods are a character customization in Subnautica 2. They come in 2 forms, active and passive. Active Biomods are abilities like the Dash which have a short cooldown and must be used directly. On ...

The researchers filmed an octopus that's almost never seen alive – and discovered a host of new marine species.