Here’s something you probably already know about Latin America: In a region ravaged by graft and political payola, regard for elected authorities is dragging bottom. Serial corruption scandals are one of the main reasons why dissatisfaction with democracy is higher in this region than in any other. Here’s something you may not know: The long-flawed justice system is on …

History of aviation is being rewritten in our lifetime, as the Solar Impulse 2 project is getting closer to completing a world tour in an ultralight one-man aircraft intended to demonstrate how best technology may provide solutions to combat global warming and advance aviation industry. The sun-powered Solar Impulse 2 set off from New York’s JFK airport early Monday, embarking …

  Mark Buchanan sometimes say that there’s no need to rush in addressing climate change — that our constantly increasing wealth will eventually make the problem relatively inexpensive to solve. Thanks to some careful mathematical research, that argument is looking increasingly wrong. Placing a value on something that may happen 50 or 100 years from now isn’t easy. Economists typically …