Well, if you are teacher [Ethan Hunt], you have your students design and build a solid-state mini refrigerator that ... of a “real” refrigerator or an air conditioner.

There are some parts of the world where living without air conditioning borders on unthinkable. But in more moderate climates, it isn’t all that unusual. [Josh’s] apartment doesn’t have cent ...

But two non-pros handled this ductless air conditioner installation in a garage ... Depending on features and size, most DIY mini-splits cost from $700 to $2,000. A mini-split system has two ...

Build an efficient DIY air conditioner from recycled styrofoam.