There’s nothing quite like a maddening math problem, mind-bending optical illusion, or twisty logic puzzle to halt all productivity in the Popular Mechanics office. We’re curious people by nature, but ...

My mentor, EG Orren, once told me that all human behavior is based on the triangle. We seek pleasure. We avoid pain. We strive to conserve energy. I found this simplification of human behavior both ...

If you take a moment to look around, you will find that our environment is a montage of geometric shapes. They are the building blocks of the world around us and are more important than we realize as ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? This triangle brain teaser isn’t new—shoutout to Popsugar for unearthing it a couple ...