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Dual Astable 555 Timer

“The 555 which comes in a number of technology variants (Bipolar & CMOS), single, dual elements and different package styles (SMD & DIL), and finds many uses in a variety of applications from timers, pulse generation and oscillators. All of these applications …

Electrically switchable qubit can tune between storage and fast calculation modes

“To perform calculations, quantum computers need qubits to act as elementary building blocks that process and store information. Now, physicists have produced a new type of qubit that can be switched from a stable idle mode to a fast calculation …

Entangling electrons with heat

“Entanglement is key for quantum computing and communications technology; Aalto researchers can now extract entangled electrons using heat A joint group of scientists from Finland, Russia, China and the USA have demonstrated that temperature difference can be used to entangle …

ESP32 BLE GamePad

“This is a wireless DIY Gamepad which you can use on both Android and windows to play your favorite video games. Like most of the traditional Game Controllers it has Two analog joysticks, two Trigger buttons, D-pad buttons and some …

ESP32 Smart Home System With Alexa App & Manual Switches

“In this IoT project, I have shown how to make IoT based Smart Home Automation Using Amazon Alexa & ESP32 to control 8 home appliances from the manual switch & Amazon Alexa App. If the internet is not available, then you can …

ESP8266-01 With Multiple I2C Devices?! || Exploring ESP8266:Part 2

“Hello all! This instructable happens to be part 2 of my ESP series where I continue to experiment and explore the various features of the ESP 8266-01 board. In the first part of the series I have mentioned the wonderful …

ESP8266 Webserver DHT11 Sensor and OLED Display

“ESP8266 DHT11 Temperature SensorThis Simple tutorial post shows how to interface the ESP8266 NodeMCU Development Board with DHT11 Digital humidity & Temperature sensor and 0.91 inch OLED display (12832 Pixel).The NodeMCU reads temperature and relative humidity values from the …

EU must ‘move at speed’ on space broadband network

“The European Commission says it wants its newly proposed satellite mega-constellation to be offering some sort of initial service in 2024. The first priority is to fill in gaps in broadband coverage where ground infrastructure cannot reach, but later it …

Farkle! Handheld PCB Game Console

“In this Instructable I will show you how I made my PCB Farkle Game! Farkle, also known as 10000, Zilch, 6 Dice, and Ten Thousand, is a fun and challenging dice game with multiple variations and scoring options. I first …

Fast transport in carbon nanotube membranes could advance human health

“Lawrence Livermore National Laboratory (LLNL) researchers have discovered that carbon nanotube membrane pores could enable ultra-rapid dialysis processes that would greatly reduce treatment time for hemodialysis patients. The ability to separate molecular constituents in complex solutions is crucial to many …