Too much in gear? (A tri-umph?)

Here’s a quiz for mechanical engineers, professional and budding: What’s the story on these gears? David Brooks (the one known to science writers as “The good David Brooks”) writes in his Granite Geek blog: If you’re going to draw gears, don’t draw 3 interlocking ones Smithsonian.com has launched a new blog called Department of Innovation to track […]