Struggle to focus? Take our simple test to measures the size of your attention span

Psychologists have created a simple online test that allows people to gauge just how strong, or fragile, their attention span ...
Hot Rod

How Accurate Are Wideband O2 Sensors? A Real-World Lambda Comparison Test

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

What Is VO2 Max and Should You Care About Yours?

VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...
IEEE

High-frequency magnetic response measurement of test mass with a fluxgate magnetometer for gravitational wave detection

Abstract: For space-borne gravitational wave detectors, such as LISA and TianQin, the disturbance caused by the coupling of test masses and the external magnetic fields is one of the main sources of ...
BMJ

Association between frequency of meeting daily step thresholds and all-cause mortality and cardiovascular disease in older women

Objective To examine the associations between the number of days per week achieving various daily step thresholds and all-cause mortality and cardiovascular disease (CVD) incidence in older women.
IEEE

Enhanced Frequency Regulation Scheme: An Online Paradigm for Dynamic Virtual Power Plant Integration

Abstract: This article presents a novel measurement-based frequency regulation scheme that utilizes the contributions of inverter-based resources (IBRs). IBRs are assumed to be aggregated within ...