Chaos shapes how meandering rivers change over time, research shows

Rivers are rarely the calm, orderly streams we imagine on maps. Over time, their winding paths—called meanders—shift, bend, ...

Liquids can fracture like solids—researchers discover the breaking point

In a development that could shift our basic understanding of fluid mechanics, researchers from Drexel University have reported that, given the right circumstances, it is possible to induce a simple ...
Purdue University

ME 274: Basic Mechanics II

Here it is recommended (as for all problems using the Newton/Euler approach) to draw individual FBDs for the system: one each for block A and block B, and for the pulley. Recall from ME 270 that ...
The New York Times

Microplastics Are Everywhere. Here’s How to Avoid Eating Them.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Katie Okamoto Katie Okamoto is an editor focusing on sustainability. She’s ...