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Wednesday - 26 / 08 / 2026
Wednesday - 08 / 26 / 2026
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Visit to Robostantsiya

The Робостанция (Robostantsiya), or robotic station, is an interactive robot exhibition, which is on ВНДХ (VNDKh) park, in Moscow.

Second visit to Cosmonautics Memorial Museum

I visited the Cosmonautics Memorial Museum in Moscow again, and I made a short video showing its interior.

Assembling a mini Tesla coil

This post subject is the assemble and operation of a mini Tesla coil kit, which is supplied by a DC voltage between 9 and 30V.

The world’s fastest microscope

At the University of Arizona, in Tucson, it was built a laser microscope, that can capture images in an attosecond.

Tesla coil: what is it and how does it work?

In 1891, Nikola Tesla invented the Tesla coil, a transformer that produces very high voltage and high frequency current.

Thousand Sails, the Chinese Starlink

It was launched the first group of Thousand Sails satellites, a big constellation of satellites that will provide internet service.

Multiplexer: definition and applications

The multiplexer is a combinational circuit with many data inputs and selects one of them to transmit on a single output.

Boolean theorems

The boolean theorems are a set of rules from boolean algebra to simplify logic expressions of combinational circuits.

The launch of Ariane 6

On 9th July of this year, was launched for the first time, the European Space Agency’s Ariane 6, the successor of Ariane 5.