What are the different types of CAD? Computer-aided design, or CAD, began in the late 1960s and early in the 1970s and was developed internally by big aerospace and car companies ...

If you're looking to speed up your projects, you can use these clever tricks to make carpentry measuring faster and better.

Audi is expanding its A6 model series with a classic business Sedan. It sets standards in design and aerodynamics and makes ...

The term "involute" refers to the shape of the teeth: the curves of the teeth are involutes of circles ... gears and the desired shaft angle, then that information completely determines the pitch ...

In a remarkable new study, crows demonstrated an intuitive grasp of geometry—identifying irregular shapes without training.

Crows can recognize geometric patterns, suggesting that humans aren't unique in understanding shape structure.

Scientists tested crows on their ability to recognize “geometric regularity,” a skill previously assumed to be unique to ...

The Kakeya set—named for its discoverer Sōichi Kakeya—was complicated by a subsequent mathematician named Abram Samoilovitch ...

Other critters might have an inherent sense of geometry, too, says Nieder ... the researchers describe a series of tests showing that crows clearly had a sense of right angles, parallel lines, and ...

The area of each square is 1 cm 2. There are 12 squares contained in this rectangle. The area of the rectangle is 12 cm 2. The area of a rectangle can also be calculated using the following ...

This surprisingly entertaining film examines the 1975 fiscal crisis that nearly led the city to bankruptcy. The movie’s conclusions remain relevant today. By Alissa Wilkinson Tom Hardy is a ...

Left, a 3-flower. Right, a 5-flower. Credit: Journal of Geometry and Physics, 10.1016/j.geomphys.2025.105458 Monash University researchers have extended Descartes’ Circle Theorem by finding a general ...