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“Using a diamond to cut glass is not news, but a research team in northern China recently developed the world’s hardest glassy material that can leave a deep scratch on the surface of a diamond with ease. The (tentatively …
“A new synthetic material that accelerates the removal of harmful nitrogen oxides and carbon monoxide from engine fumes is to be tested in a prototype catalytic converter. Scientists at Leeds who developed the material have announced a research collaboration with …
“In this simple tutorial we will learn how to turn ON/OFF 4 LEDs with a 433MHz RF Remote and Arduino. What you need: - Arduino UNO (or any other Arduino) - Jumper wires - 4 X LED - 4 X 1K ohm Resistor …
“Rice models infer small stars share similar dynamics to our sun, key to planet habitability Stars scattered throughout the cosmos look different, but they may be more alike than once thought, according to Rice University researchers. New modeling work by …
“Hi All, It’s been a while since I made an instructable so I’d like to share something fun that I made recently. During lockdown I made my own yearly “everyday calendar” inspired by Simon Giertz’s own idea …
“The project described here is a pre-driver for brushless motors with a hall sensor. The board incorporates many features like current monitor, fault, speed control, direction control motor start/stop using tactile switches, various function LEDs, 6 PWM LEDs. By …
“Digital Clock with Hour/ Minute/Second Display, Alarm and Hour chime using Arduino Nano and RTC DS3231. Iam a first time user of Arduino, and I actually made this project to learn programming of micro controllers. Though several digital clocks …
“Purdue University engineers have developed a method to transform existing cloth items into battery-free wearables resistant to laundry. These smart clothes are powered wirelessly through a flexible, silk-based coil sewn on the textile. In the near future, all your clothes …
“Metal-halide perovskites are a new class of semiconductor materials for LED display and solar-energy harvesting. However, the best-performing devices are often made from lead (Pb)-based perovskites, whose toxicity may cause potential environmental concerns. To resolve the toxicity problem, an …
“Bacterial infections relating to medical implants place a huge burden on healthcare and cause great suffering to patients worldwide. Now, researchers at Chalmers, have developed a new method to prevent such infections, by covering a graphene-based material with bactericidal molecules …