For many living things, a roughly 24-hour internal clock governs the rhythms of life—everything from sleep in animals, to leaf opening in plants and reproduction in bread mold. Scientists have come to understand much about ...
You've switched to the night shift and your weight skyrockets, or you wake at 7 a.m. on weekdays but sleep until noon on weekends—a social jet lag that can fog your Saturday and Sunday.
The mechanism that controls the internal 24-hour clock of all forms of life from human cells to algae has been identified by scientists.
How would Einstein use e-mail? Letter writers of yore had same correspondence patterns as e-mail users today
You're not as different from Albert Einstein and Charles Darwin after all, at least when it comes to patterns of correspondence.