Abstract: Multi-band millimeter-wave (mm-wave) circuits are crucial for achieving high speed, high efficiency, flexible networking, and reducing hardware costs in mm-wave communication. This tutorial ...

Abstract: Recent advancements in computing speed and capacity of Artificial Intelligence (AI) algorithms have reached a saturation level in performance due to the continuous application of Moore's law ...

HOW TO Snow photography can quickly look cold, dull or unnatural. Here's how to fix white balance and keep your winter images clean and true to life ...

Here are some top tips for shooting rain creatively, both inside and out so you can be brave and embrace the weather or stay warm inside.

January 23, 2026 • A self-described "little farm girl" in the Jim Crow Era, Gladys West's complex and pioneering work for the U.S. Navy helped to improve billions of lives — and keep us from getting ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Let's talk about that graveyard of old phones you've got stashed in a kitchen drawer. Instead of letting them collect dust until they're literal ancient artifacts, it's time to put one of those bricks ...

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced financial ...