Deep-sea creatures can look invented, but every strange shape, glow, and fang reveals a precise adaptation to darkness and depths.

Jellyfish have an array of traits that differ between species such as a temporary anus. Read here to learn more about these jellies.

If you thought a normal-sized jellyfish was terrifying, wait ‘til you see a phantom jellyfish. Scientists filmed a rare giant phantom jellyfish off the coast of Argentina. The species can reach school ...

In a breathtaking deep-sea discovery, scientists recently spotted a rare phantom jellyfish the size of a school bus off the coast of Argentina. Known scientifically as Stygiomedusa gigantea, this ...

Add Yahoo as a preferred source to see more of our stories on Google. Photo Credit: LAW Ho Ming / Moment via Getty Images A massive jellyfish takeover has thrown part of Australia’s coastline into ...

During a dive off Argentina, scientists documented a rare jellyfish discovered a little over a century ago and seldom seen since, as well as the fish that keep it company. By Alexa Robles-Gil In late ...

If heading out to the beach, residents and visitors are encouraged to watch out for box jellyfish in coastal waters and along shorelines over the next several months, the Department of Agriculture’s ...

A giant phantom jellyfish was caught on video during a deep-sea exploration by the Schmidt Ocean Institute off the coast of Argentina in the southern Atlantic Ocean. This phantom jellyfish can grow to ...

The elusive deep-sea creature typically lives over 1,000 meters below sea level, but was seen around 250 meters below sea level Scientists filmed a rare giant phantom jellyfish off Argentina during a ...

An upside-down jellyfish drifts gently in a shallow lagoon. At first glance, it looks like it’s just floating, but scientists have discovered something quietly astonishing - around midday, the ...

(WJW) – Researchers captured stunning video of a rare deep-sea jellyfish during a recent expedition off the coast of Argentina. The giant phantom jellyfish, or Stygiomedusa gigantea, was spotted about ...

BUENOS AIRES, Argentina - A recent deep sea exploration off Argentina's coast revealed an incredible video of a giant jellyfish that can grow to be as large as a school bus. Video from the Schmidt ...