Thinking about buying a Powerball ticket? Winning the lottery is a long shot at 1 in 292.2 million odds of taking home the jackpot. But for $2 a drawing, maybe it's worth a try. You might have your ...

A laser is usually constructed from two basic elements: a material that provides optical gain through stimulated emission and an optical cavity that partially traps the light. When the total gain in ...

Laughing matters. It always has. But laughing may matter even more in modern times. Does anyone think that during the Middle Ages, or even in the late 19th century, ordinary citizens spent as much ...

KOHLER backup generators automatically switch on in the event of a power outage. Generators help run electricity to your home for appliances, whole-home circuits, sump pumps, HVAC units and water ...

Laughing matters. It always has. But laughing may matter even more in modern times. Does anyone think that during the Middle Ages, or even in the late 19th century, ordinary citizens spent as much ...