After years of anticipation, Tesla just unveiled its most affordable electric car to date. The Model 3 is a svelte EV for the masses that starts at $35,000, and it can drive 215 miles on a single charge. Meanwhile, Hyundai set a world record by driving a hydrogen-powered car for 6,096 continuous miles. In other transportation news, India announced ambitious plans to become a 100 percent electric vehicle nation by the year 2030. A Colorado startup unveiled a supersonic jet that can travel from New York to London in three hours flat. And we rounded up nine of the best cargo bikes for carting around kids and goods in style.