Some animals can sleep with just half their brain at a time. Understanding this phenomenon can help us learn more about human ...

Ever wondered how some animals manage to survive without the luxury of a good night's rest while we humans desperately need our eight hours? The animal kingdom is packed with creatures that seem to ...

Dolphins can stay constantly alert for more than two weeks by sleeping with only half of their brains, researchers say. These findings suggest how dolphins can keep on the constant lookout for sharks, ...

Gene expression alterations in the glutamatergic, GABAergic, and cholinergic pathways of cetaceans may help to inhibit sleep and promote wakefulness. Funding: This work was supported by the National ...