Focusing and defocusing light without a lens: First demonstration of the structured Montgomery effect in free space

Applied physicists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have demonstrated a new ...
ELLE

Sample Sales Used to Be an Industry Secret. Now They’re Flooding Our Feeds.

It was the 1970s, and American ready-to-wear was shaking the foundations of fashion. Seventh Avenue was becoming a cultural pillar of expression like never before. The ’80s then pushed things further; ...
Frontiers

Graph Learning and Deep Unfolding for Electromagnetic Field Modelling and Antenna Systems

Traditional computational electromagnetics (CEM) methods—such as MoM, FEM, or FDTD—offer high fidelity, but struggle to scale ...
AOL

We Sampled A Dozen Barbecue Sauces—And 1 Blew The Rest Away

There are as many styles of barbecue sauce as there are ways to spell it—barbecue, barbeque, BBQ, Bar-B-Q, even Bar-B-Que. That's precisely why sorting through the dozens (and dozens) of bottles on ...
Investopedia

What Is Variance in Statistics? Definition, Formula, and Example

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...