Polio outbreaks in the Middle East and Africa could spread to Europe if precautions aren't taken, researchers say.
The recent discovery of the poliovirus in Syria, Somalia and Israel should be a wake-up call for European health officials, according to epidemiologist Martin Eichner at the University of Tuebingen in Germany.
Originally published on Fri November 8, 2013 12:23 pm
The National Geodetic Survey doesn't often get the opportunity to take detailed measurements of the massive stone obelisk that sits in the middle of Washington, D.C.
But a 2011 earthquake in nearby Mineral, Va., damaged the Washington Monument enough that to repair it, the tower had to be wrapped in scaffolding. That gave surveyors access to the very top of the structure.
Legend holds that the length of a woolly bear caterpillar's color bands can be used to forecast how severe the winter weather will be. The myth dates back to colonial American folklore but was popularized by a 1948 study. SciFri finds out if there's any truth to the lore, and what the caterpillar's fuzzy bristles are really used for.
This week, India launched Mangalyaan, its first robotic mission to orbit Mars and probe its atmosphere. Only Russia, Europe, and the U.S. have successfully orbited the planet. Joan Johnson-Freese, a professor in national security affairs, and planetary scientist Bruce Jakosky discuss the Indian space program, as well as NASA's upcoming mission to the Martian atmosphere.
Echinacea, vitamins, and other dietary supplements have become a $5 billion industry, but the products don't need to be pre-approved by the FDA before they go on the market. How do we know what is really in our supplements? What regulations are currently in place? How can we keep ourselves safe and informed?