Getting To Orbit And The Rocket Equation


The Apollo 12 mission recently celebrated its 50th anniversary. Launching on November 14, 1969 and returning on November 24, it put humans on the Moon for the second time. I wrote about Apollo 11 (mostly about its guidance computer) earlier in the year in my post The First Computer on the Moon. Today's post is about the rocket equation, and how challenging it is to get into orbit around th... » read more

The Road To Autonomy


Visions of autonomous driving were everywhere at CES 2018 in Las Vegas and the North American International Auto Show in Detroit. Still, while there is progress in the technology, it will be years before the average motorist can get a fully autonomous vehicle. Advanced driver-assistance systems are gaining in complexity and scope, representing steps toward automated driving. At CES 2018, ... » read more