Kidney stones are solid deposits of minerals that can form in the kidneys, also known as renal calculi. They can be made up of various types of crystals, with the most abundant crystal determining the ...

Despite the complexity of modern vehicles, they still use technologies that have been a part of humanity’s toolbox since The Holy Roman Empire. Pulleys are believed to have been used in ancient ...

Your car's serpentine belt or drive belt is an essential part of its anatomy. The belt wraps around the crankshaft pulley and connects to various engine accessories, like the air conditioning ...