Choking back tears, Yeb Sano speaks of the devastation in the Philippines
His eyes filling with tears and his voice choking with emotion over the disaster inflicted on his country, the delegate from the Philippines pleaded at U.N. climate talks Monday for his colleagues from around the world to agree on ways to reduce the greenhouse gas emissions that scientists blame for global warming.
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.