时间膨胀：真实与表象的哲学悖论

Karmela Padavic-Callaghan looks at why he was right both times THE passage of time often seems like the most malleable thing in the world. A minute may feel much longer when you’re asked to hold a plank position in a workout class, and an hour may fly by when you’re chatting with a friend. In these cases, your perception of time is altered. But real, physical time dilation also happens. According to Albert Einstein’s special theory of relativity, clocks that are closer to Earth’s centre of gravity, say at sea level, tick more slowly than those at the top of a mountain. A similar slowing happens when a clock is physically travelling extremely fast. …