As it plummeted back down to earth, Cowboys receiver Drew Pearson gave what some believe was a subtle shove to the back of ...

About 45 million Americans wear contact lenses, making this an important vision-correcting tool. But whether your doctor recently recommended that you try contacts or you’ve been popping them in for ...

Check out this link for On Semiconductor’s datasheet for a line of “Zero-Cross Optocoupled Triac Drivers.” The ability to zero-cross when turning on AC line voltage to some loads may be advantageous.

Sometimes, the most unexpected detours lead to the most interesting discoveries. After a brief break, I found myself revisiting latching relays—not just as components, but as puzzles waiting to be ...

Abstract: As a promising use-case of the Internet of Things (IoT), wildlife tracking and monitoring applications greatly benefit the ecology-related research both commercially and scientifically. In ...

Results from the collegiate events at the 2025 Penn Relays presented by Toyota, held at Franklin Field in Philadelphia from April 24-26. The Penn Relays is among the most diverse and complete ...

Power relays are specifically designed to handle either AC or DC. It’s important to know the fundamental differences between them before building them into a system. Introduction to AC and DC Power ...

How do the Penn Relays work with competitors at all levels? Find out how ahead of the event starting on April 24. The 2025 Penn Relays is one of the oldest and most famous track and field meets in the ...

Texas track and field athlete Kendrick Smallwood kept his emotions in check until he crossed the finish line of the 110-meter hurdles Saturday. He saw his time — a wind-aided 13.07 seconds — and ...

Google Contacts lets you transfer contacts between Android smartphones by syncing them with your Google account. Alternatively, you can share contacts using VCF files. This article covers these ...

Once again, the University of Pennsylvania’s annual Penn Relays saw incredible athletic feats across all age categories, but seeing the octogenarian and nonagenarian runners compete is one of the best ...