Nocturnal birds, such as owls, are awake at night. But at some point, all birds need to sleep. How do they do it? Not all that differently from humans, actually. Mammals and birds experience two ...

There are some of us that if we have a shorter circadian rhythm, we might more likely be early birds. It's easier for us to go to sleep early at night and we might wake early. And on the other end ...

Someone asked me what they were doing, and I said they were resting or sleeping but I'd never thought much deeper about how birds sleep. Now, after reading Roger Pasquier's new and highly original ...

Night owls, for instance, generally feel tired later than early birds. Often because they produce high amounts of the sleep hormone, melatonin, later at night. And for most of human history that ...

The study found that night owls were more prone to depression than morning types, and were significantly more likely to ...