friction

Your fingers are more powerful than a baseball pitcher’s arm.

An expert explains the science.

The discovery could help make cars, computers, and other machines more efficient

Sounds like cold, hard work

For manufacturers, less friction means more efficiency.

In any contraption with moving parts–automotive engines, industrial machines, a countertop juicer–some degree of energy is lost as heat to...

NASA’s Mars Reconnaissance Orbiter, the largest and most powerful spacecraft ever built, is bound for the Red Planet this August....