China might be one of the biggest polluters on the planet, but it's also a world leader in renewable technologies.
Nanotechnology's potential dangers, how it should be regulated, and why federal agencies have yet to meet the regulatory challenge.
A new text messaging service can tell you everything you need to know about that piece of fish you're thinking of eating.
Only girls are being born in a village in Greenland -- what may be behind a growing gender imbalance in babies born around the Arctic Circle.
The effects of coal pollution on the development of children born near a coal-fired power plant in Tongliang, China.
The body heat from the hundreds of thousands of commuters who use Stockholm's Central Station will be harnessed to heat a nearby office building.
California's pattern of sprawl could hamper its plan to become the first state in the nation to effectively reduce climate change gases.
A small company in Nevada is testing the efficiency of their vertical turbines, and the clean-energy windmills may soon be on the market for homeowners.
A enterprising energy company recycles heat from smokestacks to create electricity without burning additional fossil fuels.
Nanosilver can be found in toothpaste and even baby pacifiers -- a look at the safety of products produced with nanotechnology.