Sleep, it turns out, is not a luxury reserved for animals with big brains and busy calendars. New research shows that ...

Sleep is one of life’s most universal behaviors. Despite its ubiquity, it’s also one of the most mysterious. Humans spend ...

A new study analyzed the sleep patterns of jellyfish and sea anemones and found they share some sleep traits with humans. The ...

We examined the diel behavior among the jellyfish Periphylla periphylla in Lurefjorden, Norway in a sampling campaign and by a > 3-month continuous acoustic study. Jellyfish distribution and behavior ...

With their translucent bells, moon jellyfish (Aurelia aurita) move around the oceans in a very efficient way. Scientists have now used a mathematical model to investigate how these cnidarians manage ...