Canadian rock legend Neil Young once wrote that rust never sleeps. Young used rust as a metaphor for artistic complacency, an ...

FROM THE TIME that man started a fire in a pit in a cave, the process of combustion has intrigued mankind. He has taken it upon himself to make the smaller, more efficient and as clean as possible. In ...

A four-stroke engine is a magnificent thing. A complex machine capable of turning flammable liquid into useful work, it has dominated the automotive world for the best part of a century. Now, thanks ...

The Rock Cycle is Earth's great recycling process where igneous, metamorphic, and sedimentary rocks can all be derived from and form one another. Analogous to recycling a Coke can, where an old can ...