Tired of waiting for an electric car? Automakers have put clean, efficient vehicles powered by fuel cells on the inside track.
The U.S. Army is turning to new solar-powered materials and sensors to solve the problem of too-little energy for its high-tech soldiers.
A Nature commentary blasts homeopathic medicine taught in some British universities as little better than the placebo effect. The commentator may be missing the point.
An array of zinc-oxide nanowires that generates current when vibrated with ultrasonic waves could provide a new way to power biological sensors and nanodevices.
Researchers in New Orleans have found that simple fructose and sucrose remove highly toxic hexavalent chromium, the pollutant made famous by Erin Brockovich.
The most recent test of the U.S. missile defense system is receiving criticism from technical observers for its simplicity and secrecy.
A new traffic model pinpoints where and when accidents happen, flagging particularly dangerous stretches of highway.
Taiwanese scientists in search of DNA that may account for sports stars’ prowess are building a genetic library of these athletes’ saliva.
Scientists have developed a light-triggered switch to control brain cells, which could aid in the development of therapies for epilepsy and other diseases–and shed light on the neural code.