Stories by Steven Ashley

Solid-state lasers near battlefield deployment

Methane-fueled engines go on the ascent

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

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

With the unveiling of its new electric concept car--the Chevrolet Volt-- GM resuscitates an electric car program that died with the canceled EV-1

Malodorous but useful chemicals now smell sweet

Chemists and automakers mark progress toward environmentally benign fuels and vehicles

Polymer splits light for true color in displays

An advanced turbine design for versatile missiles

Former skeptics develop an alternative hybrid system

New shields to fend off evolving battlefield threats

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

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

Synthetic version of insect super-rubber springs forth

A 570-metric-ton mammoth and a craft that burns alcohol are now flying

Dime-size detector to fight bomb attacks

Portable satellite radio is a palmtop cornucopia of music

Finally, lasers from the low-cost semiconductor

Hydrogen-fuel storage for cars gets a materials boost

Trying again: stratospheric airships for communications

Although fleets of fuel-cell prototypes are hitting the streets, basic technical and market obstacles must be hurdled before the clean, hydrogen-powered cars reach dealer showrooms

Robotic repair may be riskier than first thought

Turning V-8s into V-4s may yield the fastest fuel savings

If smart tags cost only one cent apiece, they would be everywhere