Change the oil in your vehicle every 3,000 miles. Generations of drivers took this statement as gospel, and for good reason.

Oil-soluble ionic liquids (ILs) have been proved as effective additives in lubricant oils through tribological experiments and post-test analytical analyses. In this study, surface structures of ...

We put 15 treadmills to the test to determine which ones are best suited for runners, walkers and even strength athletes at every possible price point.

Our grandparents would agree that they're a modern miracle: tires that keep on turning even when they're flat. But how exactly does a run flat tire work?