High-powered satellites use electromagnetic waveguides to deliver energy from one component to another. Typically, they are made of heavy, inflexible metal tubes with an even heavier flange on either ...

Caltech scientists have developed a way to guide light on silicon wafers with low signal loss approaching that of optical ...

Lumus, the company that developed the waveguide optic used in Meta’s Ray-Ban Display smart glasses, says it has achieved a 70° field-of-view in a new design revealed this week at CES 2026. This ...

YouTube users are experiencing an issue that’s causing video uploads to get stuck in processing. The company has acknowledged the issue and says it is working on a fix. Uploading a video to YouTube ...

A Pentagon watchdog report has found that Defense Secretary Pete Hegseth put U.S. service members at risk when he used the Signal messaging app to discuss a military strike in Yemen earlier this year.

WASHINGTON (AP) — The Pentagon’s watchdog found that Defense Secretary Pete Hegseth put U.S. personnel and their mission at risk when he used the Signal messaging app to convey sensitive information ...

For nearly nine months, Trump-administration officials have defended top national-security leaders who shared information in a Signal chat about U.S. strikes in Yemen, first reported by The Atlantic’s ...

Researchers at RIT have improved the electronics used in communication and radar systems to better process signals using electromagnetic radio waves. This breakthrough could advance computing ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Updated November 25 with a new warning from America’s Cyber ...