Our best guesses about global warming are probably wrong: that's the conclusion of a report from scientists at Rice University. 

A US company said it has introduced a 9mm by 9mm multi-chip LED (light emitting diode) that can belt out up to 2,000 lumens.

NASA’s Ice, Cloud and land Elevation Satellite (ICESat) provides new clues about the presence of ice in the Arctic and you already know the picture isn’t pretty. Critical thick ice coverage has dropped by a staggering 595,000 square miles, more than the land size of the U.S.’ largest state - Alaska - in just four years.

Japanese giant Panasonic has created a robot that will dole out drugs to patients and that's set to happen very soon.

By the end of August 100,000 people a day will succumb to the swine flu virus in the UK, the government said today.

The amount of frozen carbon stored in the arctic and northern areas of the world is more than twice that previously estimated, increasing fears over climate change.

The world's first solar powered plane designed to fly day and night, the Solar Impulse HB-SIA, has been unveiled. Its first night flight is expected to take place next year.

Japanese giant Sumitomo Electric has developed a prototype car which uses a superconducting motor.

Software goliath Microsoft has introduced software which will tell you how green you are. And save you money in the process.

The British government has launched a £25 million national trial of electric cars, the biggest such trial in the world.

The US Climate Change Science Program, a research project led by the National Oceanic and Atmospheric Administration (NOAA) and the US Department of Commerce, has published dramatic new findings on climate change and its impact on the United States. It is the most stark report yet published by the US government, indicating that the pace of global warming can be slowed, but not stopped or reversed.

Imagine the New York sky filled with giant kites - like a bigger, better version of the famous Kabul festival.

Japanese giant Mitsubishi will launch a lithium ion electric car in July, but promises that's only the start.

Tesla said it has just delivered the 500th unit of its Lotus Elise-based all-electric Roadster.

Japanese wire nikkei.net is running an exclusive interview with Panasonic president Fumio Ohtsubo.

Ordinary incandescent light bulbs can be made super-efficient using a laser process, say optics researchers at the University of Rochester.

By the end of the year, the German city of Lunen is set to be the first to have a dedicated biogas network fuelled by agricultural products including cow dung and horse manure.

A fusion ignition facility which uses the power of lasers to turn tiny hydrogen pellets into thermonuclear energy is to open in California today.

Equipment manufacturer Applied Materials said it's got approval for giant photovoltaic modules from the International Electrotechnical Commission (IEC).