Cars rely on a variety of lubricants to keep their moving parts from becoming expensive glitter, and that’s all down to viscosity, the ability of a material to flow without deforming (known as shear).

We may receive a commission on purchases made from links. So, what gives? Why are engine oils so thin now? It's not some grand conspiracy or anything, but it is kind of a long and technical answer.

In April 2024, the U.S. Environmental Protection Agency announced its proposed “Phase 3 Greenhouse Gas” program, enforcing stricter regulations for heavy-duty vehicles including buses, delivery vans, ...

The popular YouTube channel Engineering Explained is famous for taking complicated engineering concepts, mostly automotive-related, and clearly explaining them to the layman. One of the channel’s ...