Earth’s day isn’t exactly 24 hours. The reason may lie deep inside the planet

Scientists may have solved why the length of Earth’s day changes by a few milliseconds over decades. Subtle shifts in the inner core appear to tug on the mantle, revealing a surprisingly dynamic world thousands of kilometers beneath our feet.

Dans Science, FlexChar place cette histoire au centre de la journée : Scientists may have solved why the length of Earth’s day changes by a few milliseconds over decades. Subtle shifts in the inner core appear to tug on the mantle, revealing a surprisingly dynamic world thousands of kilometers beneath our feet. FlexChar la retient parce qu’elle concentre recherches et discussion.