New Year’s Resolution: Get fit, make electricity

Publication:   Date: December 31, 2011   View Article

A new generation of workout machines that generate electricity as you work up a sweat are poised to invade fitness centers and help you keep your New Year’s resolution to trim down your waistline.

The electricity generated by the machines is fed back into the grid, helping the gym save on its utility bills.

IBM sees energy, money in motion of the ocean

Publication:   Date: October 31, 2011   View Article

The computer giant IBM sees a profitable future in high-tech analytical tools that could expedite and enhance the rollout of machines to turn the motion of the ocean into electricity.

Such machines, called wave energy converters, are under development around the world as a means to tap what appears to be a clean, green source of renewable energy — wave power.

One signal herds microbot swarm

Publication:   Date: April 29, 2011   View Article

With the application of a single electrical signal, researchers can control swarms of tiny robots to assemble themselves into structures.

“We are controlling these robots kind of like remote controlled cars,” Igor Paprotny, a postdoctoral scientist at the University of California at Berkeley who is co-leading the research effort, told me Friday.

© 2008-2010 Collected Writings By John Roach