One of the perennial challenges of building robots is minimizing the size and weight of drive systems while preserving power. One established way to do this, at least on robots with joints, is to ...

James has been writing about technology for years but has loved it since the early 90s. While his main areas of expertise are maker tools -- 3D printers, vinyl cutters, paper printers, and laser ...

When a polar blast hits and your key suddenly refuses to turn, the real danger is not the ice in the cylinder but the snap of ...

Abstract: The static torque is an important indicator for assessing the performance of hybrid stepper motors, and the tooth structure represents a pivotal factor influencing the torque generated in ...

A 3D shape with all straight edges and flat faces is a polyhedron. Other 3D shapes with least one curved surface are not polyhedra. A 3D shape with regular polygonal faces, meeting at equal angles, is ...

We are all intimately familiar with that little L-shaped tool that carries a dude’s name. The Allen hex key wrench is so ordinary it’s basically shop and household wallpaper. Yet its impact on ...

2025 was an extraordinary year for 3D printing, with innovations reshaping fields as diverse as medicine, automotive, and aerospace. In this article, we’ve brought together a selection of our favorite ...

Abstract: This paper introduces the operation and features of Spin-Transfer-Torque Magnetoresistive Random Access Memory (STT-MRAM), and provides a brief history of the field. Then the four main ...

After demoing a premium Cybertruck, one buyer jumped on a $70,000 inventory deal only to find the vehicle was missing the rear screen, powered tonneau, and leather interior. The gap between Tesla ...

This industry-recognised Master’s, accredited by ScreenSkills, prepares you for careers in animation across film, TV, games, and interactive media. Graduates work at top studios like Pixar, DreamWorks ...

The term "involute" refers to the shape of the teeth: the curves of the teeth are involutes of circles, which are curves that optimize gear performance. Figure 1.1.2: The three marked circles are key ...

3D mammograms can find more cancers than 2D mammograms alone. 3D mammograms are better at finding tumors in dense breast tissue. Combining 3D and 2D mammograms gives a higher radiation dose. There are ...