A little-known five-part metric could change how healthy aging—and future longevity treatments—are measured.

If you’ve never heard of intrinsic capacity, you’re not alone, but it’s becoming the preferred way to measure and assess human ageing, reports The New York Times. Its goal is a single metric that ...

In our Tire Talk forum, some of our readers have questioned the interchangeability of P-metric and Metric tire size designations. But answering this question is like asking how to solve the national ...