The original version of this story appeared in Quanta Magazine. Imagine that someone gives you a list of five numbers: 1, 6, 21, 107, and—wait for it—47,176,870. Can you guess what comes next? If ...

Learn how to build a simple and efficient iron farm in Minecraft 1.20 and newer versions. This design works for both Java and Bedrock editions, and is suitable for survival worlds. The farm uses golem ...

Sitting for a long period of time can leave you feeling cramped, stiff, and uncomfortable. It can also aggravate some health conditions. About 1 in 1,000 Americans each year develop dangerous clots, ...

Abstract: Binary and decimal logarithms (BDLs) are commonly used in science and engineering. This brief presents a theory of the radix-4 generalized hyperbolic coordinate rotation digital computer (GH ...

A KC-46 provides fuel to F-16s during a June 5 flight near Misawa AB, Japan. Credit: U.S. Air Force The U.S. Air Force’s plan to buy more refuelers after completion of the KC-46 program of record has ...

Iran’s nuclear program has been a long-standing problem. Many US presidential administrations have struggled with it, as have many international organizations and foreign governments. To help makes ...

I recently published a Design Idea (DI) showing some very simple circuits for PWM programming of standard regulator chips, both linear and switching, “Revisited: Three discretes suffice to interface ...

Community driven content discussing all aspects of software development from DevOps to design patterns. Good programmers need to create code that efficiently solves problems, using various methods. A ...

All Americans who want to minimize the possibility of war with Iran should support President Trump’s effort to make a deal that prevents that implacably hostile regime from obtaining a nuclear weapon.