Have you ever tried to back up an 18-wheeler? It's no small feat, but once you understand how air brakes in semi trucks work, it all starts to make sense.

Most modern cars no longer use rear drum brakes, so how come some still rely on them? There are trade-offs in terms of cost, ...

Back in the '60s, drum brakes didn't seem that bad since most cars were hobbled with the same lack of stopping prowess. Fast forward a few decades and it matters a bit more that it takes you an ...