Israeli official says drones could replace planes

Israel's air force is on track to developing drones that within four to five decades would carry out nearly every battlefield operation executed today by piloted aircraft, a high-ranking Israeli officer told The Associated ...

Inventor pushes solar panels for roads, highways

(AP)—The solar panels that Idaho inventor Scott Brusaw has built aren't meant for rooftops. They are meant for roads, driveways, parking lots and, eventually, highways.

Revolution in Mexico City, one lettuce at a time

A green revolution is sweeping across the car and concrete jungle of Mexico City, an infamously smoggy capital that was once dubbed "Makesicko City" by novelist Carlos Fuentes.

Turning sunshine into liquid gold

Tiny metalic-gold particles are being used to convert sunlight into fuel. The technology is being developed in South Australia to store solar energy as an alternative to battery storage.

page 3 from 4