Mechanical logic gate: Could levers replace transistors?

(PhysOrg.com) -- Back in the Victorian period, Charles Babbage created a mechanical computer that made use of levers and cogs to get data moving. These days, though, our computers are mostly run using electronic transistors. ...

Breaking the ties that bind: New hope for biomass fuels

(PhysOrg.com) -- Los Alamos National Laboratory researchers have discovered a potential chink in the armor of fibers that make the cell walls of certain inedible plant materials so tough. The insight ultimately could lead ...