A reliable flashlight should stay bright over time, be durable, and have a long battery life. We field-tested 10 flashlights ...

GROVE, Okla. — A Grove teenager told police he built a toilet paper fort over a dog bed and spent a couple of nights there ...

This excellent value, USB rechargeable headlamp provides a mighty 600 lumen kick and its easy-to-use spot and beam settings ...

The Los Angeles wildfires of January 2025 highlight a critical vulnerability in disaster response: power failure. With ...

The Znamya project had the potential to change the world. The BBC's Tomorrow's World reported on an experiment that was ...

Welcome to our review of the Jetbeam E26-UV Kunai, a perfectly formed aluminium-clad pocket torch with some exceptional ...

Pixel-level dose correction improves the quality of masks written by multi-beam.

A digital version of the project plans and information will be available to view online from approximately Jan. 28 through ...

The method uses the complex active element pattern, which can be calculated or measured. The shape of the synthesized pattern is defined by the width of the beam and the ripple of its top. The ...

"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for ...