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Automatic Hall Effect Switch

“Here’s what I was thinking, I want to make something that would automatically switch on the light when I open the door. The first thing that came to mind: a sensor detects door opening, sends a digital signal to …

Building Better Biomaterials

“Research Team Creates Polymer Library That Will Help to Reverse Engineer Biomaterials Synthetic chemists have tried for decades to create materials that mimic biological materials for use in medical implants, prosthetics, tissue engineering and soft robotics, but they have struggled …

Connecting the dots

“The Big Bang began the formation and organization of the matter that makes up ourselves and our world. Nearly 14 billion years later, nuclear physicists at the Department of Energy’s Oak Ridge National Laboratory (ORNL) and their partners are …

ESP8266 Solar Weather Station

“Get the temperature, humidity and pressure, and display them over the internet; everything is powered by the sun. ESP8266 Version Some months ago I did a IoT project posted on Hackster, ESP32 Solar Weather Station. I decided to apply for …

Paper-Based Supercapacitor Uses Metal Nanoparticles to Boost Energy Density

“Using a simple layer-by-layer coating technique, researchers from the U.S. and Korea have developed a paper-based flexible supercapacitor that could be used to help power wearable devices. The device uses metallic nanoparticles to coat cellulose fibers in the paper …

Quiz Game Show Buzzer

“A good friend of mine who’s a teacher was doing quizzes in her class making students compete to answer questions… resulting in them complaining they raised their hands before the others.I decided to give her this quiz show …

Readings in Database Systems, 5th Edition

“In the ten years since the previous edition of Readings in Database Systems, the field of data management has exploded. Database and data-intensive systems today operate over unprecedented volumes of data, fueled in large part by the rise of “Big …

Sensitivity to Time Improves Performance at Remotely Controlling Devices

“A new study from North Carolina State University finds that people who are more sensitive to the passage of time are better at accounting for the latency – or time lag – inherent in remotely controlling robots or other tools. “There are …

Simple RC Car (Arduino Nano + HC-05)

“I will share my simple project on how to use your android phone to control robot car. “

SpaceX Launches 10 New Iridium Satellites, Sticks Rocket Landing

“The SpaceX Falcon 9 rocket took off from Vandenberg Air Force Base in California at 8:37 a.m. EDT (1237 GMT/5:37 a.m. EDT), carrying 10 satellites for Iridium Communications, as part of the company’s Iridium …