How To Clean Fuel Injectors Yourself, And Check If They Really Need It

To save time and money, you might want to learn how to clean fuel injectors without needing to rely on professionals. But do ...
IEEE

Moving Person Vital Sign Detection Using Four-Channel Phase- and Quadrature Self-Injection-Locked Radar and MPCA Method for Dynamic Clutter Immunity

Abstract: This study used a 2.4 GHz four-channel phase- and quadrature self-injection-locked radar to detect vital signs of a moving person. A modified principal component analysis (MPCA) method was ...
Morning Overview on MSN

Do short drives damage engines more than long trips? Here’s the truth

Short hops to the store or school run feel harmless, but modern engines are calibrated around reaching full operating temperature and staying there. When every journey is a few cold miles at low speed ...
IEEE

PRT Shaping Method for Heart Rate Variability Monitoring Using Phase- and Quadrature Self-Injection-Locked (PQSIL) Radar

Abstract: This article proposes a PRT shaping algorithm, which is used in conjunction with a 2.4-GHz phase- and quadrature self-injection-locked (PQSIL) radar for noncontact heart rate variability ...
Vox

7 reasons to feel actually hopeful about the clean energy transition

When news breaks, you need to understand what actually matters. At Vox, our mission is to help you make sense of the world — and that work has never been more vital. But we can’t do it on our own. We ...