Question

On what dates do the days and nights become equal all over the world?

Answer 1

The time it takes Earth to orbit once around the Sun is around 365 days, 5 hours, 48 minutes and 45 seconds (365.242189 days). And, like two spinning tops connected at the tips, it also wobbles around on its axis, making a complete rotation every 26,000 years (axial precession).

Earth is actually tilted