Porsche isn't necessarily known for building massive, high-cylinder-count engines, but a patent suggests that it's at least ...

Ammonia isn't an uncommon chemical. If you work in agriculture or do any kind of gardening, you likely interact with it on a regular basis, as roughly 80% of ammonia produced is used in fertilizer.

Here’s what you’ll learn when you read this story: Stirling engines, which have been around for centuries, leverage temperature differentials in a gas to do light mechanical work. A new study ...

There is something exciting about watching a machine come to life, especially when you understand how its individual parts ...