Every single clock, even those that are air gapped. Countdown timers lose a minute, stopwatches add a minute. Biological clocks aren’t affected.
Every single clock, even those that are air gapped. Countdown timers lose a minute, stopwatches add a minute. Biological clocks aren’t affected.
Satellites aren’t world wide, they’re world orbiting.
And even if they were included, we have clocks on Mars now that would be out of sync.