【充電專屬純英搶先預覽】日後視頻：你的雙胞胎怎麼可能比你老？

Scientists are conducting a high-precision experiment using two atomic clocks—one in Boulder, Colorado, and another at an observatory 4,000 meters above sea level. The goal is to measure time dilation, confirming Einstein's general theory of relativity by observing how time passes faster at higher altitudes, further away from the Earth's mass.