Related topics: galaxies · model

Control over friction, from small to large scales

Friction is hard to predict and control, especially since surfaces that come in contact are rarely perfectly flat. New experiments demonstrate that the amount of friction between two silicon surfaces, even at large scales, ...

Bidding adieu to sticky ice, but with a grain of salt

As Americans gear up for winter, many will face one of their toughest foes: ice. From delaying flights to making roads slippery, ice accumulation on surfaces wreaks havoc in many ways.

page 12 from 40