Time passes at different rates depending on speed, gravity, and perception, with experiments showing differences from Mount Everest to sea level and twin paradoxes illustrating extreme effects of ...

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. Because iOS 26 requires the power of the ...

When is daylight savings? We change clocks behind an hour or "fall back" at 2 am ET Sunday, Nov. 2, 2025. DST starts, "spring ...