Research shows that building collisions take a staggering annual toll on North America's bird population.
Once polluted and abandoned, back alleys have sprouted into flourishing rain gardens.
Urban apiculture is a booming trend. But many metropolitan beekeepers also believe that bees fare better in cities than they do in the countryside.
Lincoln or Omaha or... Neapolis? The fight over where to put the capital of Nebraska was much more heated than you may have imagined.