everyone has agreed to split the world up into time zones. They are divided by imaginary lines called meridians which run from the North to the South Pole. It’s 7am where Auntie Joyce is in ...

But wait, there’s more. Because the watch also has a bidirectional rotating 24-hour bezel, it’s actually possible to see three time zones at once. Globe-trotting business people need never ...

Crossing more than 3 time zones may cause jet lag or disrupt your body’s internal clock. Try preventing jet lag by anticipating the change and stretching when you can, among other strategies.