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Electronic nose detects harmful airborne substances

After spending eight years developing a tiny sensor that can sniff out a variety of airborne substances, a chemical engineering professor is working with a company to bring the resulting prototype -- a so-called "electronic nose" -- to market.

The tech could be used in a wide range of settings, including industrial sites to detect gas leaks, agriculture to detect pesticide levels, and the military to detect chemical warfare agents.

Developed by Nano Engineered Applications, the prototype includes a computer chip, USB ports, and temperature and humidity sensors and is just the first in a series of similar … Read more

Greenpeace: HP up, Apple down in green ranks

In its latest Guide to Greener Electronics, released today, Greenpeace points to some significant changes among computer makers in keeping it clean.

Apple's ranking, for example, has dropped, from fifth place to ninth. More than a year ago, Apple was ranked the highest among computer makers, being the company that used the fewest toxic substances in making its products.

Apple's drop in the ratings, however, doesn't mean the company has been lacking in staying clean and green; but more because it didn't provide the public enough information about its future toxic chemical phase-out plans and the … Read more

Jeremy Mayfield makes Daytona 500

If you've been keeping up with sports news, you might know that roughly a week ago NASCAR driver Jeremy Mayfield (#41) and members of his pit crew were suspended indefinitely for violating NASCAR's substance abuse policy. Tough break for Mayfield as he was seemingly on a roll this year. In fact, this video originally produced by ESPN2 shows Mayfield's run to compete in this year's 2009 Daytona 500. He managed to qualify, but with his suspension in effect, no one can be sure what the future holds as of now. But hey, we all make mistakes, … Read more