NASA seeks proposals from researchers and technologists for a potential green alternative to the highly toxic fuel that currently powers space flight.
A bunch of Boise State engineering students who call themselves Greenspeed set a land speed record for vegetable-oil powered vehicles, going 155 mph.
The U.S. Department of Energy announces the winners of its 2011 Sustainability Awards, who saved taxpayers a combined $4 million.
New data shows the use of alternative fuel vehicles in the fleets of corporations and government agencies rising about seven percent to 826,318.
The AirRay auto, a concept car from EarthSure, is powered solely by renewable energy sources such as solar and wind power and could potentially even put energy back into the grid.
Aircraft fueling trucks at Los Angeles International Airport will soon themselves be fueled by an alternative form of diesel made partially from yard clippings.
The study of alternative fuel sources draws inspiration from sometimes unusual places – such as the study of how to extract hydrogen from urine to power fuel cells in cars.