The U.S. military uses 24-hour military time to avoid confusion between a.m. and p.m. The Navy started using it in 1920, and the Army adopted it in 1942.

For the second time in two years, Marine Corps leaders have ordered all U.S. aviation units to observe a 24-hour "operational reset," halting flight operations to assess safety standards and ...

I cannot for the life of me figure out how to make my clock display in 24-hour format. I've seen it displayed this way on plenty of screenshots of desktops; although most if not all were from ...

Scientists have identified the mechanism that controls the internal 24-hour clock of all forms of life -- from us to algae.

The commandant of the US Marine Corps announced a 24-hour operational pause for all Marine Corps aircraft Friday, a move that comes after the Marines suffered two deadly crashes in recent weeks.

Here we quickly explain how to change the clock on Android to show a 24 hour clock vs regular 12. Set it to military time with ease.

The Marine Corps has grounded all aircraft for 24 hours after the service suffered two deadly crashes in recent weeks. The move is an “operational reset” that will have no effect on operations.

A Marine veteran shares her experience of what 24 hours is really like at the legendary Marine Corps Recruit Depot Parris Island in South Carolina.

Like most armed forces across the world, the U.S. military uses the 24-hour clock. But why does military time exist, and when was it first adopted?

The commandant of the US Marine Corps announced a 24-hour operational pause for all of the branch's aircraft Friday, a move that comes after the Marines suffered two deadly crashes in recent weeks.