In his final State of the Union, President Obama hinted about building a “21st century transportation system.” Now we know he was actually sitting on a plan to dramatically change the way Americans get around.
What would deter you from speeding? How about a loud, jarring, and utterly annoying noise emanating somewhere from outside your vehicle?
The US DOT has approved transportation of methanol fuel cell cartridges in your baggage and carry-on luggage, according to one fuel-cell maker. If you're lucky enough to own a fuel-cell system, you'll definitely be able to fly with it come October, when the ruling goes into effect. But this ruling only allows you to…