automobiles

Mazda claims in its marketing materials that instead of going for all-out range, they chose to pack the MX-30 with a weak electric motor and short-range battery because that’s all a typical driver would need. I’m skeptical. It sounds…

Finally, we have the crane itself. I left off some of the unimportant forces here—the most critical are the forces from the magnet and the cart pulling in opposite directions.All of these objects have a net force of zero. That's the…

This week, a US Department of Transportation report detailed the crashes that advanced driver-assistance systems have been involved in over the past year or so. Tesla’s advanced features, including Autopilot and Full Self-Driving,…