Abstract: Orbital angular momentum (OAM) has garnered significant attention due to its advantages in channel capacity. In this letter, a polarization conversion metasurface (PCM) that utilizes ...

Learn how to create a simple DIY electrical generator using a few easy-to-find materials. This step-by-step video guides you through making a homemade generator, including winding a copper coil, ...

A major winter storm is expected to bring significant ice, sleet, and freezing rain to the South Carolina Upstate. Officials are urging residents to prepare for hazardous travel and widespread power ...

WASHINGTON — When severe weather hits, it can sometimes disrupt or damage vital infrastructure, such as the power grid or water supply. That's when many people often turn to generators to restore ...

A research team affiliated with UNIST has introduced a technology that generates electricity from raindrops striking rooftops, offering a self-powered approach to automated drainage control and flood ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...