At select locations in markets across the United States, the nation's largest retailer is ditching its round-the-clock, 24-hour schedule and closing some stores from midnight to 6 a.m.

Traders adapting to a 24-hour cycle must learn to use round-the-clock platforms and focus on assets like stocks, ETFs, and ...

In 1914, Henry Ford introduced the concept of three eight-hour shifts to achieve round-the-clock assembly in an automobile factory. Today we are witnessing the advent of 24-hour knowledge factories.

For the next 24 hours, whatever time it is in your world, that's the time depicted in the movie. So, at 2:59 pm, Woody Allen in Mighty Aphrodite points to a clock decorated with two randy pigs.

But having access to round-the-clock trading doesn't mean you should use it. The more successful investors treat extended hours as a specialized tool, not an everyday necessity.

For this reason, we’re very thankful that 24-hour chain restaurants exist, and these are the 10 best. It can be tricky trying to track down a place to eat at, say, three in the morning.