Optics research uses dim light to produce bright LEDs

Researchers at Princeton and North Carolina State University have developed a technique that substantially improves the ...
IEEE

Student-Led Tutorials Interactions and Learning in Electromagnetism

Abstract: Contribution: This study identifies the types of interaction that contribute to student learning with student-led tutorials (SLTs). The quality of these interactions include peer discussion, ...
Dengarden on MSN

DIYer shares the coolest LED balloon drop idea for NYE

Though Winton calls her balloons glow in the dark, the ones she used are technically LED balloons — more specifically, the ...
Bryan Built on MSN

Harbor Freight solar LED security light tutorial – quick installation

Learn how to install the Harbor Freight Solar LED Security Light quickly and easily with this step-by-step guide. Perfect for DIY enthusiasts and anyone upgrading home security. #SolarSecurityLight #H ...
IEEE

IEEE Communications Surveys and Tutorials

Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...
National Geographic news

LED light therapy for skin is trendy—but does it work?

Dermatologists explain the science behind wildly popular treatments like red light therapy, which is now available at home—for a steep price. Full-face LED masks like this one can cost up to several ...