Brainless upside-down jellyfish, like this one in its natural habitat near Eilat, Israel, spend about one-third of their time asleep. Gil Koplovitch Why do animals—including humans—sleep? This ...
A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in jellyfish and sea anemones, among the earliest creatures with nervous ...
A groundbreaking new study from Bar-Ilan University shows that one of sleep’s core functions originated hundreds of millions of years ago in jellyfish and sea anemones, among the earliest creatures ...
A groundbreaking new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in jellyfish and sea anemones, among the earliest creatures ...