Flagstaff mandates that shielding be placed on outdoor lighting so that it doesn’t project skyward. There are also limits on the lumens of light allowed per acre of land.The result is a starry sky visible even from the heart of the city. Flagstaff’s Buffalo Park, just a couple miles from downtown, measures about a 4 on the Bortle scale, which quantifies the level of light pollution. (The scale goes from 1, the darkest skies possible, to 9, similar to the light-polluted night sky of, say, New York City. To...
National Trust Images, Paul HarrisThese last few weeks have seen yet more changeable weather with temperatures seesawing from freezing to balmy in a matter...
Spanish archaeologists have successfully removed a 2,600-year-old shipwreck from waters off the country's southeastern coast, two decades after the relic was initially found, officials...
Getty ImagesJenna Hegarty, head of policy at the Nature Friendly Farming Network (NFFN), said the decision was "long overdue".The current application for emergency use...
Humans aren't alone when it comes to yawning — all vertebrates do it too, including fish, amphibians, reptiles, birds and mammals. But why?The "evolutionarily ancient"...