
Effects of gravity on antimatter
An experiment on CERN confirmed that antimatter is attracted by gravity in the same way as common matter.

Corona effect on electricity
This post’s subject is corona effect or corona discharge. This phenomenon is common in medium and high voltage transmission lines.

Circuit analysis with op-amp (Part 1)
This is the first part of a series of posts that show an analysis of practical circuits that use an operational amplifier (op-amp).

SPI communication protocol
The SPI, an abbreviation of Serial Peripherical Interface, is another communication protocol used in microcontrollers and peripherical.

Omnidirectional Mecanum wheels
Vehicles with Mecanum wheels can move in all directions, using less time and space. The operation of these wheels is this post’s subject.

Arduino with LCD Keypad
This post’s subject is the LCD Keypad module, which allows to control a LCD display with buttons without wires and a protoboard.

Visiting Tierra del Fuego
I traveled to Argentina’s extreme south during winter and I met the natural beauties of Tierra del Fuego (Fireland).

Effects of gravity on antimatter
An experiment on CERN confirmed that antimatter is attracted by gravity in the same way as common matter.