The work could be a step toward understanding the effects behind the phenomenon of static electricity, in which electric charge accumulates on materials after they are rubbed or touched together.

A mysterious phenomenon at the center of our galaxy could be the result of a different type of dark matter. Dark matter, the ...

But when you rub one, neutral, electrically insulating object against another, some of the electrons are transferred across, leaving an excess of negative charge on one of the objects, and a ...