The Most Energy Efficient Refrigerators

For consumers looking for an energy efficient refrigerator these days, the choices (thankfully) are numerous.  It seems that just about every major appliance manufacturer has developed a model that is energy efficient enough to garner the Environmental Protection Agency’s Energy Star program seal of approval. While the most popular refrigerator model in terms of sales is the side-by-side configuration, that …

The Best Computer Under $500

Here is some helpful information to find the best computer under $500. The average price of a personal computer is somewhere in the neighborhood of $1300, according to CNET.com. That’s a rather hefty chunk of change, especially if you’re a recent high school or college graduate and don’t have a sizable bank account (who does in this economy?). Even spending …

Toshiba Dynario Fuel Cell Device Charger

The first commercially available fuel cell device charger is here! (Well, technically it’s only “here” if you’re reading this in Japan, but that should soon change). Toshiba’s Dynario charger packs fuel cell technology into a portable package that can provide instant power to a dead mobile phone or other gadget, completely off the grid.

GM And Segway Unveil Their Electric 2-Seater

Yesterday, GM and Segway unveiled an electric-powered urban vehicle called the Puma. The Puma seats two people, and is said to reach a top speed of 35 miles per hour. The vehicle can go 35 miles before needing a recharge. Larry Burns, vice president of research and development for GM, said it would cost about 35 cents to charge the …

LiFePO4 Batteries: A Breakthrough For Electric Vehicles

LiFePo4_battery_packs_for_EV_24V150Ah

Note: If you looking for AA-sized LifePO4, you can find them here. Soon, we’ll probably be seeing Lithium Iron Phosphate (LiFePO4) batteries being used in most electric cars and bikes. This new battery type is set to dominate the market. Based upon lithium ion technology, LiFePO4 batteries offer many advantages over lithium cobalt dioxide (LiCoO2) batteries which are commonly used …

Fuel Cells Being Used To Power Japanese Homes

Masanori Naruse jogs every day, collects miniature cars and feeds birds in his backyard, but he’s proudest of the way his home and 2200 others in Japan get electricity and heat water – with power generated by a hydrogen fuel cell. The technology – which draws energy from the chemical reaction when hydrogen combines with oxygen to form water. Developers …

Infinia’s Modular Solar Dish Gets Funding

Infinia is a company with a modular product: a mirrored solar dish that looks like a home satellite receiver, and produces 3.5 kilowatts of energy. Infinia announced Monday that it had received $50 million in investment. The dish focuses the sun’s rays on to a Stirling engine (a 17th century invention), this heats a gas inside that drives pistons to …

553 Megawatts of Solar To Power 400,000 Homes

It’s the largest single commitment to buy solar power. Pacific Gas and Electric Company (PG&E) has entered into a renewable energy agreement with Solel to purchase renewable energy from the Mojave Solar Park, to be constructed in California’s Mojave Desert. The project will deliver 553 megawatts of solar power, the equivalent of powering 400,000 homes, to PG&E’s customers in northern …

It’s Official: Toyota Testing Plug-In Hybrid In Japan, U.S. and Europe

Toyota has developed a plug-in hybrid vehicle for public road tests in Japan and plans the tests for the U.S. and Europe. (Cars that can run on electricity are much more efficient and economical than gasoline powered cars. They can recharged via renewable energy sources like the solar power and wind power. Even if the electricity is produced by burning …