Problems with catalytic converters are one of the most common causes of check engine lights, but they’re extremely exp ...

I like this report from Ford on how they keep self driving sensors clean. They have air blowers which can divert any insects heading for the sensor up and over it, and sprayers and other air blowers ...

The hardware coming out of [Dr. Peter Jansen]’s lab is the craziest stuff you can imagine. He’s built a CT scanner out of plywood, and an MRI machine out of many, many turns of enamel wire. Perhaps ...