Science News w/ Video

Tiny battery is also a nanomotor

(PhysOrg.com) -- Measuring just 3.6 micrometers long, one of the smallest batteries ever made won’t be powering our electronic devices anytime soon, but it does serve as a self-powered nanomotor that ...

Oct 19, 2011 4.5 / 5 (8) 0 | with audio podcast feature

Tall water waves behave unexpectedly

(PhysOrg.com) -- In investigating the behavior of large-amplitude standing water waves, mathematician Jon Wilkening of the University of California, Berkeley, has discovered that the waves’ behavior cannot ...

Nov 15, 2011 4.8 / 5 (18) 2 | with audio podcast feature

Tiny heat engine may be world's smallest

(PhysOrg.com) -- Steam engines, combustion engines, and diesel engines are all different types of heat engines, which operate by converting heat energy into mechanical work. Although heat engines have existed ...

Feb 02, 2011 4.7 / 5 (29) 10 | with audio podcast feature