Energy

Astronomers Find Gaping Hole In The Universe, Dark Matter
August 24, 2007 08:36 PM - Mark Cassutt, University of Minnesota

MINNEAPOLIS / ST. PAUL - University of Minnesota astronomers have found an enormous hole in the Universe, nearly a billion light-years across, empty of both normal matter such as stars, galaxies and gas, as well as the mysterious, unseen "dark matter." While earlier studies have shown holes, or voids, in the large-scale structure of the Universe, this new discovery dwarfs them all.

Low-Cost, High-Tech Way To Strengthen Deteriorating Bridges
August 24, 2007 06:36 PM - Ed Stiles, College of Engineering, University of Arizona

Tucson, Arizona - A University of Arizona engineering professor has developed an easy, low-cost way to strengthen thousands of aging steel and concrete bridges across the country. The technology could have prevented Minnesota's IH-35W bridge collapse and could be used to repair tens of thousands of substandard bridges, says Professor Hamid Saadatmanesh, of UA's Civil Engineering and Engineering Mechanics Department.

GM Testing Engine That Could Up Fuel Savings By 15%
August 24, 2007 03:55 PM - Reuters

DETROIT - General Motors Corp (GM.N: Quote, Profile, Research) is testing a combustion engine that could increase fuel economy in traditional engines by up to 15 percent, the automaker said on Friday. The process will help vehicles get more miles per gallon without requiring the emissions controls that increase the cost of engines.

Worldwatch Perspective: Nothing is Simple, Not Even Biofuels
August 24, 2007 10:43 AM - Worldwatch Institute

If you want to do something right, then it’s not going to be simple. Unfortunately, this is a general rule of life. It’s true not only for cooking, relationships, and work, but also for understanding what “sustainable” biofuels really are.

Chairman of Long Island, NY, Utility Says Plans Scrapped to Build Ocean Wind Park
August 24, 2007 08:21 AM - Frank Eltman, Associated Press

Long Island's utility company intends to dump plans to build a $700 million wind energy park in the Atlantic Ocean, a top official said.

New Microbial Fuel Cell Design Boosts Electricity Production
August 24, 2007 08:21 AM - Oregon State University

Biological engineers at Oregon State University have designed a microbial fuel cell that is capable of generating about 10 times more electricity than previously possible from an air cathode microbial fuel cell of the same size.

On-demand hydrogen: New fuel for a hydrogen economy?
August 24, 2007 08:01 AM - , Private Landowner Network

Hydrogen economy: These are two words not often seen together any more. The concept of a hydrogen economy has stalled, but is not dead, perhaps just waiting for new ideas, new technologies, new breakthroughs - thus renewed interest - to push it forward.

Climate, Biofuel New Challenge to Poverty Alleviation
August 24, 2007 07:43 AM - Reuters, Nao Nakanishi

Climate change and biofuels pose fresh challenges in the fight against poverty, which requires more than ever cooperation among scientists, the new head of an international body for agricultural research said.

Sony Develops Sweet Little Bio Battery
August 24, 2007 07:28 AM - Reuters

Sony has developed an environmentally-friendly prototype battery that runs on sugars and that can generate enough electricity to power a music player and a pair of speakers, the Japanese company said.

Pa. Governor Signs Law To Expand Alternative Energy Use, Solar Industries
August 23, 2007 08:11 PM - Paul Schaefer, ENN

ERIE, Pa. - The Governor of Pennsylvania signed a bill today to grow the alternative energy industry in that state. He did it while visiting an Erie County middle school that is adding a 30-kilowatt photovoltaic system as part of its renovation. The solar panels were funded with a $250,000 grant through the state's Energy Harvest program.

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