If engineering choices a hundred years ago had been only slightly different, we could have ended up in a world full of steam engines rather than internal combustion engines. For now, though, steam ...

Just because LEGO Technic is technically a toy doesn’t mean that you cannot do solid engineering with it, like building air-powered engines. After first building a simple air-powered piston engine, ...

They might be outdated, but their mechanism is still mesmerizing, and there’s something nostalgic about watching and hearing a steam locomotive. It’s not something an electric motor can give you, ever ...