The millions of monarchs ( Danaus plexippus ) that flit on fragile wings from the U.S.to a particular area of fir forest in Mexico—as far as 4,000 kilometers—are making the journey for the first time."They have never been to the overwintering sites before and have no relatives to follow," Steven Reppert, a neurobiologist at the University of Massachusetts Medical School, said in a prepared statement.So how to do these insects know where to go?...
Over past 125 years, contact lenses have come a long way. What started off as relatively thick brown glass eye coverings first created by German ophthalmologist Adolf Fick has evolved into biosensor-laden polymer lenses that can measure eye movement, glucose concentrations in tears and intraocular pressure...
Instead of cutting into a dead body to determine the cause of death, some coroners are already calling in a radiologist. But can CT (computed tomography) and MRI (magnetic-resonance imaging) tests accurately assess the recently deceased?Formal autopsies have been on the decline for decades, due in part to tightening budgets...
Weakening eyesight can be sharpened with lenses, and impaired hearing can be improved with aids. What about a failing sense of smell?Detecting and distinguishing the floral bouquet of fresh honey or the miasma of bad lunchmeat might not seem quite as critical for day-to-day existence as sight or hearing...
NEW YORK CITY—"Beyond Planet Earth," the slick new exhibit on space exploration at the American Museum of Natural History, is thoroughly modern. It has an augmented-reality iPhone app that produces hovering, three-dimensional animations...
The multi-billion-dollar cancer drug Avastin is no longer an approved treatment for breast cancer treatment, per a long-anticipated announcement made Friday by the U.S.
The U.S. House of Representatives, which had proposed terminating NASA's next-generation space telescope, voted today to reverse course and fund the massive project.
Researchers from the University of California, Irvine reported in 2006 on a woman named Jill Price who could remember in great detail what she did on a particular day decades earlier...
Want to know whether Modern Family or your favorite TV show will be back next season? Check out that program's presence in the social media arena, according to the Social TV Summit held Wednesday in New York City...
A new car in 2025 will go twice as far on a gallon of gasoline than a 2012 model does now, if automakers comply with new federal standards released today.
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