New Airport Screen “Parallel Reality” Shows Personal Flight Information To Multiple People At Once

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If you’ve ever experienced boarding a plane, you might’ve already known how it’s a struggle to figure out your gate number, boarding time, and other travel details by scanning all the different flights shown on the monitors at the airport. Fortunately, on June 30, 2022, Delta Air Lines, Inc. launched an amazing technology that has […]

Let’s Build a Computer #2 (Half-Adders)

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In the last lesson we learned about binary numbers, which are the way computers understand numbers. The next thing we will now study is how we can build simple hardware to add numbers. Once we can add numbers, we can do any math operation, like subtraction, multiplication and division that will be covered later. Being […]

Let’s Build a Computer #1 (Binary Numbers)

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In this series you will learn how computers work from the ground up. You will learn by actually building it piece by piece (on paper) in a series of weekly articles. If you continue and follow along, you will fully understand how a modern computer operates down to the smallest detail! Let’s Start! Computers only […]

Learning QBasic: Calculator

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Do you want to learn QBasic? Below is an example of it. The program below accepts two numbers and performs a math calculation on it, similar to a calculator. QBasic stands for Quick Beginners All Purpose Symbolic Instruction Code. It was created by Microsoft in 1991 and is based on the original BASIC language released […]

How To Be a Whiz at Math and Science

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Being good, or even great at math and science is not difficult. Follow along as I explain the secrets to mastering what many believe are some of the most difficult school subjects. Does even hearing the word “Algebra” make you feel nervous? When someone mentions chemistry or physics, do you start feeling faint? Do you […]