When Yadong Wang, a chemist by training, first ventured into nerve regeneration two years ago, he didn't know that his peers would have considered him crazy.
Scientists from Williams College and the University of Arizona observed Mercury in front of Venus from vantage points on earthbound mountains and with orbiting spacecraft on Wednesday.
The veneration of macho men originates from concerns about the readiness of mollycoddled middle class men to stand up for their nations in the 18th and 19th centuries, an Australian National University historian argues.
An experimental drug called gaboxadol may soon help millions of bleary-eyed insomniacs get to sleep, and a multi-center team of U.S. scientists believes they've pinpointed just how the drug works.
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