Truth Stranger Than Thought: The Science Behind the Unthinkable
time and gravity
The twin paradox is explained by observing time slows in gravity. Sat Navs take this into account or, otherwise, would be inaccurate by about 10 km per day.
The twin paradox is explained by observing time slows in gravity. Sat Navs take this into account or, otherwise, would be inaccurate by about 10 km per day.