There are generators with enough power for home backup that roll on wheels and technically are portable. But when we talk about “portable generators” we’re usually referring to models that are small ...

Despite the name, electrical harmonics are terrible for data center harmony. In a perfect world, the power supply feeding a data center would produce a smooth, sinusoidal waveform at one constant ...

The popular children's gaming platform has tens of millions of users. Roblox is introducing a new safety measure aimed at protecting its young users amid a recent increase in lawsuits against the ...

Every day, thousands of people use indoor gun ranges that are designed to limit the hazards of target shooting, including lead exposure and stray bullets. But shooting indoors poses another hazard ...

Researchers from Australia’s University of Queensland have made a microscopic “ocean” on a silicon chip to miniaturise the study of wave dynamics. The device, made at UQ’s School of Mathematics and ...

Harmonics degrade power quality, reduce the operational lifespan of equipment, and can compromise system stability. This FAQ provides a technical overview of harmonics, their primary sources, and the ...

Abstract: Traditional voltage transformers exhibit nonlinear distortion and frequency dependence in harmonic measurements. The optical voltage sensor (OVS) theoretically enables to measure harmonics, ...

Senate Republicans on Wednesday blocked a measure aimed to prevent U.S. strikes on boats the Trump administration says are transporting narcotics off the coast of Venezuela. Military action by the ...

For the first time, astrophysicists have measured the recoil — or “kick,” in the parlance — resulting from the birth of a new black hole that formed from the merger of two preexisting ones. The ...

The younger black hole, the product of a cataclysmic cosmic event known as a black hole merger, was first spotted in 2019. Now, about 6 years later, a team of international researchers led by the ...

"It's a remarkable demonstration of what gravitational waves can do." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have for the ...