Brick-sized device could power a home, says Bloom Energy

Silicon Valley start-up Bloom Energy has unveiled the Bloom Box, a domestic fuel cell system that it says is simple and cheap to run. But it's not expected to be available for up to ten years.

Vehicle-to-grid integration uses cars as batteries

An engineer at the University of Michigan thinks our cars just have it too easy. Instead of sitting idle for hours in parking lots, they should be earning their keep by helping store power for the electricity grid.

Ocean acidification fastest in 65 million years

Ocean acidifcation is taking place at a faster rate than has been seen in the last 65 million years - and it's still accelerating.

'Gene-like' crystals could capture CO2

UCLA chemists have created synthetic gene-like crystals that they say could capture heat-trapping carbon dioxide emissions.

Sydney's 'ugliest building' to get solar skin

Sydney's University of Technology knows its Sydney Tower is pretty hideous - it even says so on the website. So in traditional fashion, it's decided to put a paper bag over its head.

Climate could tip without warning, study finds

A top ecological forecaster says it is harder than experts thought to predict sudden shifts in Earth's natural systems - the so-called tipping point.

Commerce Department creates new climate office

The US Commerce Department is to set up an office to provide data on climate change to businesses and communities.

White roofs could cut city temperatures

Painting roofs white really could cool cities significantly and help mitigate global warming, a new study suggests.

US doesn't believe in global warming

Americans care less and less about global warming, according to a survey.

NASA gives global warming theory a boost

It's one of the most controversial subjects on earth, but if data from NASA is to be believed, the past decade on the planet has been the warmest ever.

Severe hurricanes 'set to double this century'

US hurricane damage will rise by a third this century, a new climate study concludes.

Study blames Asia for US ozone pollution

With what some may see as jaw-dropping cheek, a new government-funded study of ozone pollution in western North America has concluded that it's all Asia's fault.  

Fishy invasion threatens Great Lakes

Asian carp DNA has been found in Lake Michigan for the first time, raising fears that they could devastate the Great Lakes' delicate ecology - and commercial fishing interests, of course.

Space agency plans satellites for solar energy and forest monitoring

EADS Astrium - Europe's biggest space company - is working on satellites to supply solar energy from space and monitor deforestation on Earth.

Sun, sea, sand and err, airplane fuel?

From the you couldn't make it up department comes news that you can make airplane fuel from seawater and sand.

Solar cells self-assemble in 'salad dressing'

Your salad dressing could become an electronics factory, if work from the University of Minnesota bears fruit.

Green Touch consortium promises major CO2 impact

A consortium led by Bell Labs is aiming to 'reinvent the network', making comms technologies a thousand times more energy efficient than they are today, and making a major impact on CO2 emissions worldwide.

McDonalds investigates cows' asses

In its latest attempt to show us just how much it cares about our welfare, McDonalds is to carry out a three-year study into methane emissions from cattle.

Global warming put on hold for a few decades

Opinion That sound you can hear is climate scientists desperately scraping the bottom of the barrel in a failed bid to maintain the credibility of AGW.

Nokia gets a Greenpeace gong

Environmental organization Greenpeace has handed out glad green tidings for some tech companies and brickbats to others.