Henry E. Smith (Harvard): The Economics of Property Law. Fossil fuel subsidies are a staggering $5 tn per year: A new study finds 6.5% of global GDP goes to subsidizing dirty fossil fuels. Do we need women’s news? The Lily, a website for women readers produced by the Washington Post, raises new questions about a very popular media genre. From planes tracking drug traffickers to those testing new spying technology, US airspace is buzzing with surveillance aircraft operated for law enforcement and the military. Geoffrey Heal on his book Endangered Economies: How the Neglect of Nature Threatens Our Prosperity. Are the Democratic Socialists of America for real? Yellowstone earthquake swarm: Tremors trigger fears of supervolcano eruption.