No daylight saving time? See how early or late you would be in the dark.
Would you be okay if the sun rose before 4 a.m., or after 10? Not changing clocks is a popular idea, but we’d have to live ...
Education Week3d
Which States Require the Most—and Least—Instructional Time? Find Out
There's no national policy dictating how much time students must attend classes each year. That leads to wide variation by ...
Science Daily3d
A blueprint for the brain's circadian clock
Circadian clocks control physiological processes and behavior in virtually all living organisms. Now an international research team has created a detailed map of the internal clock in the brain of the ...
CNET3d
Find Out the Best Time of Day to Exercise for Your Lifestyle
Late-day exercise can relieve stress: Exercise is always a good way to relieve stress, but working out at night can really help you blow off some steam. The surge of endorphins you get during and ...
AZoLifeSciences on MSN5d
Mapping the Circadian Clock in the Drosophila Brain
All animals including humans are subject to daily rhythms in their activity and sleep, hunger, metabolism, and reproduction.