2 ms·
11pm is a social construct (one that changes twice a year in many states at that), not biological fact.
by tqi 3y ago
11pm is a social construct (one that changes twice a year in many states at that), not biological fact.
- rcxdude 3y agosunlight and circadian rhythm and the relationship between the two are pretty well established, 'about 11pm' is simply a useful way to communicate the practical impact of that to a broad audience.