Jellyfish and sea anemones are curious creatures: these organisms evolved without a brain and, as scientists discovered only ...

Sleep may have evolved to help reduce DNA damage in nerve cells long before they became centralized in the brain, a study ...

At 830 feet below the waves off the Argentinian coast, deep-sea explorers caught a glimpse of a rare, giant phantom jellyfish ...

Deep within the sea lies another world entirely. It’s a world of complete darkness, where light is absorbed thousands of feet ...

It turns out sleeping isn’t just about resting your eyes, as a new study found that even ancient creatures without eyes — or ...

Like a scene out of a Jules Verne novel, scientists from Schmidt Ocean Institute recently encountered a giant phantom jelly ...

With increased DNA damage from UV radiation or other reasons, the researchers also observed the jellyfish and sea anemones ...

Jellyfish and sea anemones exhibit sleep-like states without brains. Scientists say this discovery rewrites evolution’s timeline, showing sleep may predate complex nervous systems entirely.

Learn how jellyfish and sea anemones are changing what we know about the evolutionary purpose of sleep.

A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in ...

The first mention of an attempted swim from Robben Island to the mainland is found in a short article in the Cape Times of ...

Studying ancient sea creatures’ snoozing habits could shed light on the origins of sleep.