Growing concerns about a possible nuclear war and other global threats have pushed forward the symbolic Doomsday Clock by 30 seconds - to just two minutes before midnight. The Bulletin of the ...

If you set the clocks ahead 30 minutes this spring, and then left it that way forever what would it look like? Well, summer sunsets wouldn't be quite as late. Winter sunsets wouldn't be quite as ...

This clock shows 20 minutes past 1 o'clock or 20 past 1. If the number of minutes past the hour is more than 30, we say how many minutes to the next hour. So instead of saying 50 minutes past 3 o ...

This clock shows 20 minutes past 1 o'clock or 20 past 1. If the number of minutes past the hour is more than 30, we say how many minutes to the next hour. So instead of saying 50 minutes past 3 o ...