New amphibian species result from exploration, not from rule changes
Researchers have discovered amphibian species at an accelerating rate in recent decades, with over 1,000 new ones recognized between 1992 and 2003. At the same time, amphibians are, for reasons not entirely clear, declining more rapidly than either mammals or birds, underscoring the importance of an accurate evaluation. An analysis published in the August 2005 issue of BioScience, the mont...The Why Files celebrates decade of science exploration
MADISON - In 1996, the World Wide Web was a desert. In a world awash in Web sites, it might be hard to remember that there was once a time when the Web was new and the number of sites was orders of magnitude smaller than it is today. But it was, and the realm of popular science on the Internet was no different. But that year, as part of a nascent, National Science Foundation-sup...We need the challenges of space exploration
-- One of my son's prized possessions from our summer vacation is a three-inch replica of a space shuttle, which we bought at the National Air and Space Museum in Washington, D.C. Three-year-old Sam is obsessed with anything that flies, so even after successive trips to the museum he was still exclaiming "Wow!" and chattering with his mother and...An Exploration into Erectile Dysfunction in Diabetics
An over-supply of a simple blood sugar could be a major cause of erectile dysfunction in diabetic men according to a new study. It has been found that one particular simple sugar, present in increased levels //in diabetics O-GlcNAc, interferes with the chain of events needed to achieve and maintain erection and can lead to permanent penile impairment over time. The findings could have...Common Duct Exploration Set: With N-Circle® Nitinol Tipless Stone Extractor
Description:Used for common bile duct exploration. Supplied sterile in peel-open packages. Intended for one-time use....