Is the circle obsolete? We explore the concept, physics, and engineering challenges of triangular wheels (Reuleaux triangles) and the science of constant diameter curves. See how they actually work!

A terrifying scene unfolded in Katowice, Poland, on September 25 when a car's wheel detached right on a railway crossing. Security camera footage captured the tense moment the occupants struggled to ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

(TestMiles) – Hot Wheels expands its Formula 1 collection to include Scuderia Ferrari HP and Aston Martin Aramco, letting fans collect all ten teams and twenty drivers in 1:64 scale with 2025 liveries ...