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Stories by Steven Ashley

Rotor in Motor

Replacing aluminum with copper in electric motors saves energy

October 14, 2007 — Steven Ashley

Liquid Zoom

Adaptive lenses change magnification without moving

September 16, 2007 — Steven Ashley

Diesels Come Clean

Improved engines and exhaust scrubbers, combined with a new fuel, willmake energy-efficient diesels nearly as green as hybrids

February 18, 2007 — Steven Ashley

Power Walker

Nothing could match the Segway's initial hype, but how far has it come since?

January 14, 2007 — Steven Ashley

Enhanced Armor

New shields to fend off evolving battlefield threats

May 15, 2006 — Steven Ashley

Sharp Shooter

Sony's R1 Combines Near Pro-Quality Images With Live Preview

March 26, 2006 — Steven Ashley

Cognitive Radio

Smart radios and other new wireless devices will avoid transmission bottlenecks by switching instantly to nearby frequencies that they sense are clear

February 20, 2006 — Steven Ashley

Silicon Sniffer

Dime-size detector to fight bomb attacks

September 19, 2005 — Steven Ashley
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