What makes a good public school—and how would we know it? While these questions may appear simple to answer—given all the publicly available data and the growing number of online school-rating ...

How do we measure chaos and why would we want to? Together, Penn engineers Dani S. Bassett, J. Peter Skirkanich Professor in Bioengineering and in Electrical and Systems Engineering, and postdoctoral ...

It’s the middle of winter, and you’re probably getting calls from homeowners who want larger HVAC equipment. Their current system runs constantly and can’t keep a few rooms warm and comfortable. When ...

Multifractal analysis provides a framework for characterising the heterogeneous scaling properties of measures on metric spaces. Rather than assigning a single dimension to a set or measure, it ...

SI Unit: Every measurement we make, be it for length, time, temperature, or electric current, needs a standard unit so that results are understood universally. To maintain uniformity worldwide, ...

As ever more digital data is created and stored, the world needs more unit measurements to keep up with the ever-expanding numbers. To do so, the 27th General Conference on Weights and Measures on ...