Among all the possible fuels that can produce a zero-emission car, petrol must rank right at the bottom, if at all. But for mechanical engineer Andrei Fedorov, petrol is the right fuel, or at least good enough, to run a zero-emission car.

Pollutant keeps the iodine in breast milk from babies a common pollutant called perchlorate may be the reason behind iodine deficiency disorders among children, said a group of us researchers. Infants get their required dose of iodine from breast milk. Theories have linked iodine deficiency among infants to two factors: one, if the mother is undernourished and iodine-deficient, and two,

Captures all the sunlight, more efficient at making electricity the oldest piece of space junk still orbiting the Earth is the satellite Vanguard I. In 1958, it became the fourth artificial satellite launched

A clean-burning diesel sedan, Volkswagen AG's Jetta TDI, won the "Green Car of the Year" award at the Los Angeles auto show on Thursday, the first time a diesel-powered car has taken the industry's top environmental honor.

"This signals that clean diesel has arrived," said Ron Cogan, editor of Green Car Journal, the trade magazine that awards the prize.

The average US retail price for gasoline is closing in on $2 a gallon after falling another 15 cents over the last week to the lowest level since March 2005, the US Energy Department said on Monday.

Biofuels for good: The emerging biofuels industry in the us could require as much land by 2050 as is currently farmed for food, said a report by a group of 22 international scientists in the October 3 issue of Science magazine. The scientists stated that the biofuels industry, if managed under a sound, science-based policy, could increase domestic energy security and mitigate greenhouse gas