Here’s a 3D printed Hemispherical Omnidirectional Gimballed Drive system which you can make at home. That’s a mouthful which is why it is commonly referred to as a HOG drive. Never heard of one? Well ...

In the pursuit of sustainable energy solutions, the quest for more efficient solar cells is paramount. Organic photovoltaic cells have emerged as a promising alternative to traditional silicon-based ...

In a pioneering move, new research from Abdullah Gül University (Türkiye) reimagines the structure of organic photovoltaic cells, opting for a hemispherical shell shape to unlock unprecedented ...

The HEMI engine is named after the engine's hemispherical shaped piston heads. While Chrysler brands popularized and trademarked the name, HEMI-style engines were developed in the early 1900s. The ...

The history of the first Hemi engine from Dodge is pretty straightforward, but it turns out that the tale behind the first engines with hemispherical combustion chambers requires going down a much ...