When we look at stock trading activity, based on time stamps reported to the SIP (Chart 2), we see that the period from 4 p.m. until 6 p.m. is still reasonably busy, and residual trading appears ...

clocks will be set back one hour to 1 a.m. local standard time, giving us more light in the morning and less in the evening.

Daylight saving time in 2025, when clocks change by an hour, has begun. Here's a look at when exactly we "spring forward" and how daylight saving time works. What time exactly does the time change ...

And that is wonderful.” The downside is that these time changes do disrupt our circadian rhythm, the 24-hour internal clock in our brain that regulates cycles of alertness and sleepiness by ...