LED

This gravity-powered lamp could bring nearly free lighting to the developing world

Twenty-five bucks gets a light made and delivered to a person in India or Africa.

Critical List: Antarctic ice sheets’ soft underbellies; monkey sets traps

The undersides of Antarctic ice sheets, thought to be fairly safe for now, are melting. Robert Abbey, the head of the Bureau of Land Management, is planning to retire at the end of the month. Bill McKibben said yesterday that climate campaigners need to be “willfully naive and demand that our system work the way […]

Best light bulb ever will cost you $50

Remember the awesome LED that the government declared the greenest lightbulb ever? Well, you can buy it now. But you probably won’t. Because you like to do things like eat and pay rent. We knew this sucker was going to be expensive. The number that was floating around was $40, and green commentators near and […]

Times Square ball-drop switches to LEDs

Despite Republicans' efforts to equate efficient lighting with tyranny, the age of incandescent bulbs will be officially over as of Jan. 1. The best indication of this switch-over is not any one piece of legislation coming out of Washington, but a totally symbolic move:  When the Times Square balls drops at midnight on New Year's […]

Top five New Year’s resolutions for planet and profit

It’s that time of year when someone at a holiday gathering inevitably asks about your resolutions for 2012. Feel free to plagiarize mine: 5. Grow more of my own food. China’s biggest dairy admitted that some of its products contained a toxin commonly found in corn and wheat, transmitted to the milk of cows eating […]

Google's open-source, wireless, smartphone-controlled lightbulb

Google continues to roll out new details about its wirelessly-controlled “smart” lightbulb, which gets around all the problems usually associated with making a home energy-aware. The latest: the company is working on open-source software that will run on the lightbulbs themselves.

Critical List: Al Gore praises Romney; a fifth Brazilian anti-logging activist dies

Al Gore is doing his best to ensure Barack Obama gets reelected. Yesterday, he endorsed Mitt Romney's climate stance.

The Arizona wildfire is the largest in the state's history.

A fifth anti-logging activist in Brazil was killed.

Your HD cable box uses more electricity than your refrigerator.

Daylight-mimicking LEDs save power, might reduce symptoms of Alzheimer’s

All the cool kids know that CFLs are merely a bridge technology — and now students at Drexel University have a grant to enhance their successor, which are household lights comprised of light emitting diodes. LEDs aren’t new tech — they’re already used in your monitor, television, Christmas tree, throwies, etc. They're super efficient, plus […]

BP report makes you wonder: This is 'safety first'?

Reaction to BP's report from its internal investigation of the Gulf explosion has been almost all negative.