Batteries

Are you a devotee of brand-name AA batteries to power your flotilla of portable devices? Then a new study by Dealnews could save you a great deal of money. Its conclusion: There's not much difference between the lesser-known and the recognized brands. The site set up a test with the Worcester...

Expect to pay more this year for many consumer goods -- from diapers to toothpaste to Big Macs. Just as the typical American family will finally have a few more dollars to spend, inflation will take a chunk of that extra cash.

The hard-hit U.S. auto industry is making a comeback, partly due to advances in green technologies. From electric cars to engines that operate on natural gas, greentech should be good news not only for the industry, but also for investors. Hilary Kramer explains how to profit.

Investors are bullish about the electric car business, with startup CODA Automotive the latest to bag additional venture capital for the launch of its first vehicle. It joins many carmakers with plans to launch electric cars for the masses.

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Two start-ups, biofuel maker Codexis and solar-energy firm Solyndra, recently filed, and others are rumored to be doing so, including sexy electric-car company Tesla Motors and smart-grid integrated-technology maker Silver Spring Networks.

As a senior analyst in the Division of Strategic Planning at the California Public Utilities Commission, Dan Adler designed California's ambitious clean energy policy, which put a 20 percent target on renewable energy use by the Golden State's utilities by the year 2010. Four years ago, Adler moved...

I read with some amusement an article published by BusinessWeek highlighting Apple's (AAPL) big plans to become a more green company. Apple CEO Steve Jobs pointed out in that article that his company was releasing more information on its total carbon footprint. That omission had earned Apple...

The blogosphere is burning with news that the European Union is investigating reports of exploding Apple (AAPL) handheld devices. A French teenager allegedly received moderate injuries when his girlfriend's iPhone exploded near his face. Another report held that an iPod touch blew up. Should you...

Energizer is offering free batteries for hearing aids. What was that? ENERGIZER IS OFFERING FREE... Oh never mind. No need to yell. Good thing this is readable and isn't radio. To get the free sample of its new perforated package of hearing aid batteries, either fill out the online form or call...