An artificial pacemaker from St. Jude Medical, with electrode (Credit: Steven Fruitsmaak) Prof. Daniel J. Inman Two aerospace engineers from the University of Michigan created a revolutionary pacemaker which does not require conventional batteries. Instead the device uses vibrations which ...
Charge Your Cell Phone with Your Voice
South Korean researchers developed a new technique for turning sound into electricity, allowing a mobile phones to be charged while the user is talking over the phone. Charge while you talk? (Image credit: Iddo Genuth) At the Sungkyunkwan University in ...
Modeling the Sound of Water
Researchers at Cornell University in Ithaca, New York are developing a method for real-time calculations of the sounds made by fluids as they flow, drip, and splash. While such sounds can be dubbed in after the fact, generating them within ...
Scientists Invent Generator with no Batteries
The search for new energy sources and for the most efficient ways of using the existing ones is evidently becoming crucial in today’s machinery-driven world. It seems now that British scientists have successfully made use of an additional source of ...