Today, the dollar sign is a symbol of American power. Learn how this unusual character evolved from colonial currency to the center of the financial system.

I f you’re out running errands or driving around town, it’s not uncommon to pull your car over for the flashing lights and sirens of an ambulance whizzing by you. These emerge ...

Have you ever stared at a blank slide wishing you could show your idea instead of fighting with shapes for an hour? A study cited in “The Big PowerPoint Study” found that employees spend approximately ...

When you’re driving an automatic car, you don’t think twice about changing gears, so what do the 1 and 2 on the gearstick ...