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Chiral metasurfaces guide twisted light into free space

Light can carry angular momentum in two distinct ways. One comes from polarization, which describes how the electric field rotates. The other comes from the shape of the wavefront itself, which can twist like a corkscrew as it travels. This second form, known as orbital angular

Iran puts tech firms on notice in Middle East

{beacon} Technology Technology The Big Story Iran puts tech firms on notice in Middle East Iran’s Islamic Revolutionary Guard Corps (IRGC) said it plans to target major U.S. technology companies across the Middle East, including Apple, Microsoft and Google, on Wednesday amid

Trump to sign order cracking down on mail-in voting fraud

President Trump is expected to sign an executive order Tuesday that would crack down on mail-in voting across the country. The order will require newly appointed Homeland Security Secretary Markwayne Mullin, aided by the Social Security Administration, to create a list of

Is Joel McHale Quietly Becoming a Leading Man?

Veteran comic actor Joel McHale took a big swing this year, with a film role that showcased some incredible versatility. He played a doting dad, undercover lover, authority figure and action star all in one. He didn’t get any laughs, and that was the point. Maybe one thing is

FAA restricts some landings in San Francisco

The Federal Aviation Administration (FAA) is restricting the landing of some flights at San Francisco International Airport, the agency said Tuesday. In a statement, the FAA said the airport “will experience some flight delays due to a runway repaving project and an FAA safety