Abstract: Angular momenta of electromagnetic waves are important both in concepts and applications. In this work, we systematically discuss two types of angular momenta, i.e., spin angular momentum ...

Complex forms are often difficult to reason about because we treat them as event pipelines. A state-first perspective reveals a simpler architectural model. Forms remain one of the most important ...

A team of researchers has demonstrated a sub-second volumetric 3D printing method that avoids one of the field’s most stubborn mechanical issues: rotating the sample. Study: Sub-second volumetric 3D ...

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Can you imagine running an online store without being able to contact your customers or process their payments? Most of the time, collecting this crucial data is relatively seamless through a simple ...

An investigation into three people charged with submitting fraudulent voter registration forms in Monroe County shows the suspects filed applications for people they knew, according to the lead ...

President Donald Trump’s attempt to add a citizenship requirement to the federal voter registration form was blocked Friday, with a judge finding the provision unconstitutional. The ruling against ...

Votebeat is a nonprofit news organization reporting on voting access and election administration across the U.S. Sign up for our free weekly newsletter to get the latest. State election officials are ...

Harvard will turn over I-9 forms for nearly all employees in response to an inquiry by the Department of Homeland Security, the University’s human resources office wrote in an email to current and ...