In this video I've made a hot wire Styrofoam cutter. I'll be using it to cut the airfoil on the wings for an upcoming model airplane build. The hot wire cutter is powered by a transformer from an old ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Mari Uyehara and Samantha Schoech There are plenty of good reasons to get ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Wirecutter Staff No matter how long you’ve used an iPhone, there are always ...