Tesla CEO Elon Musk is well-known for his company’s eye-grabbing electric cars, most of which are notorious for their hefty price tags. And at a March 14 event in Hawthorne, California, Tesla unveiled...

Coal, like the fossilized vegetation that makes it, must also die. It will not be killed by tree huggers but by economics. A recent Politico article explains it is becoming too costly to produce...