Scientists have explored friction at the microscopic level. They discovered that the force generating friction is much stronger than previously thought. The discovery is an important step toward ...

A HEPATIC friction rub has certain diagnostic implications that are useful in the approach to the patient with intra-abdominal disease. This fact was impressed upon us recently by a patient in whom a ...

Have you ever tried drinking a milkshake through a skinny straw? It can leave your cheeks burning for a piddling payoff. Replace it with a fatter straw, and the cheeks barely have to work at all. Why ...

Here's the rub with friction -- scientists don't really know how it works. Sure, humans have been harnessing the power of friction since rubbing two sticks together to build the first fire, but the ...