The researchers showed how the interplay between a baby's rising sleep pressure and immature circadian rhythms can create ...

Researchers led by Gen Kurosawa at the RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences (iTHEMS) in ...

Researchers led by Gen Kurosawa at the RIKEN Center for Interdisciplinary Theoretical and Mathematical Sciences (iTHEMS) in ...

Forecasters predict a handful of northern U.S. states have a small shot at seeing the northern lights Friday night, with ...

As for why cortisol varies throughout the day: "Cortisol is very important in helping a person transition from sleep to wakefulness," Zalzala explained. "This triggers a 'morning cortisol surge' -- a ...

The day-night cycle in Elden Ring Nightreign is central to how the game works.

By MARK THIESSEN PALMER, Alaska (AP) — It is one of Alaska’s favorite Mother’s Day traditions, getting up close and personal with animals that have survived the ice age. All moms … ...

PALMER, Alaska (AP) — It is one of Alaska’s favorite Mother’s Day traditions, getting up close and personal with animals that have survived the ice age. All moms get a daisy and free ...

PALMER, Alaska — It is one of Alaska’s favorite Mother’s Day traditions, getting up close and personal with animals that have survived the ice age.