Though oil prices have been on a downward trajectory in recent months, that doesn’t obscure the fact that fossil fuels are finite, and we will eventually have to grapple with the end of their dominance. At the same time, however, skepticism about the alternatives remains: we’ve never quite...

Amid the turmoil in the Eurozone, economic problems in Russia, stagnation in Japan, and rumblings that China may slip into recession, the one reliable asset is the American dollar. While it may encounter ups and downs, investors for decades have been confident that it will never lose a...