Across
5. The science of measuring time accurately.
7. A reference to non-daylight saving time.
8. Occurs twice a year when day and night are roughly equal in length.
9. The body’s natural sleep-wake...
Daylight saving time for 2022 began in Pennsylvania at 2:00 a.m. on March 13 and will end at 2:00 a.m. on Nov. 6.
Why do we have daylight saving time?
Daylight saving time first started with...
