Collaborate Disseminate
Although the tides in the ocean are caused by the motion of the Sun and the Moon, both of which are easy to observe, accurately predicting the tide more than …read more Continue reading Analog Computer Made From LEGO Predicts Tides
Although Christmas may be several weeks behind us, various colorful LED contraptions can nowadays be found in our houses at any time of year. [Tim] got his hands on an …read more Continue reading Reverse-Engineering a Two-Wire LED Strip Protocol
Lightning is a force to be reckoned with: ever since ancient times, humans have been in awe of the lethal power of lightning strikes and the deafening roar of thunder. …read more Continue reading Kinetic Art Installation Brings All the World’s Lightning to One Place
Today’s supply chain issues can make it hard to buy microcontrollers, or really any kind of semiconductor. But for those keeping retrocomputers alive, this problem has always existed: ancient components …read more Continue reading Upgrading a Soviet Calculator With A Modern CPU
If you want to measure radioactivity, nothing really beats a Geiger counter: compact, rugged, and reasonably easy to use, they’re by far the most commonly used tool to detect ionizing …read more Continue reading Detecting Alpha Particles Using Copper Wire And High Voltage
The Apple I is the stuff of legend. Designed and marketed in 1976 by Steve Wozniak and Steve Jobs, it was the very first product released by what would become …read more Continue reading Powering Up an Original Apple I After Three Decades in a Museum
The operational amplifier, or op amp, is one of the most basic building blocks used in analog circuits. Ever since single-chip op amps were introduced in the 1960s, thousands of …read more Continue reading From Nanoamps to Gigahertz: The World’s Most Extreme Op Amps
Eat more fruit, exercise more, drink more fluids; early January is traditionally the time to implement New Year’s resolutions. Most of the common ones simply require willpower, but if it’s …read more Continue reading LEGO Cup Holder Helps You to Stay Hydrated
Ping-pong balls have many uses: apart from playing table tennis, they have been used for countless art projects, science experiments, and even to raise ships from the bottom of the …read more Continue reading Modular Design Enables Huge Ping-Pong Ball LED Displays
NeoPixels, a type of LED strip with individually addressable pixels, are a firm favorite among creators of intricate light effects. They are popular for their versatility and the ease with …read more Continue reading NeoPixel Punk Console Drives WS2812s Using 555 Timers