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Compact, non-mechanical 3D lidar system could make autonomous driving safer

“Unique, chip-based light source allows scanning lidar to be combined with 3D flash lidar Our roads might one day be safer thanks to a completely new type of system that overcomes some of lidar’s limitations. Lidar, which uses pulsed …

Decorative Analog LED Strip IoT Clock

“An analog IoT LED clock running on an ESP8266, driving a WS2812B LED strip, constantly synched using an NTP server and controlled by your smartphone via a web server. Actually, It is not that complicated and all of the above …

DIY Arduino Slot Car Timer and Lap Counter

“The goal of this Instructable was to build a lap timer and lap counter for my son’s Carrera 1:43 slot car set. While the mechanical lap counter worked as it should we wanted to start logging the lap …

Engineers devise a modular system to produce efficient, scalable aquabots

“The system’s simple repeating elements can assemble into swimming forms ranging from eel-like to wing-shaped. Underwater structures that can change their shapes dynamically, the way fish do, push through water much more efficiently than conventional rigid hulls. But constructing …

Entan­gled atoms across the Inns­bruck quan­tum net­work

“Trapped ions have previously only been entangled in one and the same laboratory. Now, teams led by Tracy Northup and Ben Lanyon from the University of Innsbruck have entangled two ions over a distance of 230 meters. The experiment shows …

Fake Parallel Printer - A Parallel Port Traffic Capturing Tool

“Here’s a executive summary of the fake printer features and design decisions: DB-25 connector on a PCB that plugs straight into the instrument USB acting as serial port to transmit captured data to the PC Raspberry Pico as …

Getting ROM Dumps by Post

“What do you do if you want to dump the ROM in some equipment that is owned by someone else, who is happy to have their ROMs dumped, but who live in another country? they are probably not too happy …

How to reverse unknown quantum processes

“Time evolution of a single photon reversed with a universal rewinding protocol and a quantum switch. In the world around us processes appear to follow a certain time-direction: dandelions eventually turn into blowballs. However, the quantum realm does not play …

Induction Heater, Power Supply, and HV Source from CFL Bulb

“An interesting project that describes how to make several useful devices using a CFL bulb ballast, with minimal modification. This time I will present you an interesting way to use the PCB board from an old CFL bulb to make …

IoT assistive device

“Device that creates smarter and more connected home by integrating various household functions and providing real-time data about the home.”