Scientists from the US Department of Agriculture (USDA) have developed a method for making lettuce healthier by exposing it to UV LED light. Stephen Britz, a plant physiologist with the USDA, and his colleagues presented their research at the 2009 Conference on Lasers and Electro Optics/International Quantum Electronics Conference (CLEO/IQEC) earlier this month.
Apparently, exposure to ultraviolet LED light causes the leaves of lettuce to become darker and redder, meaning they possess more antioxidants. Diets rich in antioxidants are said to provide a variety of health benefits including improving brain function and slowing the effects of aging.
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Walks Worldwide, an international travel organization specializing in “walking holidays,” has recently added a new, 8-day trip through Transylvania. Known for its natural beauty, medieval architecture, and genuine hospitality, the region is perhaps known best for the folklore that surrounds its rich history.
The phrase “green energy” has a huge buzz surrounding it nowadays but the concept of conserving energy has been around for decades. In the past, however, conserving energy often proved impractical because need exceeded the ability to conserve. These days, however, there are a number of environmentally friendly products that are far more practical for use. LED lights are such products.
