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Monday - 25 / 05 / 2026
Monday - 05 / 25 / 2026
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Drones sent to volcanoes

Scientists started to use drones to fly very close to volcanoes, collect gases, and predict eruptions for early warning.

How to polarize BJT transistor? (Part 3)

This is the third and last part of the series about BJT transistor polarization. Other circuit configurations are shown.

Meet the integrated circuit 4017

In this post, it’s shown the operation of integrated circuit 4017, from CMOS family. In addition to some projects which are possible to make with this chip.

Lost tectonic plate found

In the Pacific Ocean, next to North America, was discovered a tectonic plate, which many geophysicists didn’t believe in its existence.

Introduction to LTE

This post subject is LTE, which is the abbreviature of Long Term Evolution. It’s the current technology of mobile telephone.

The first room-temperature superconductor

Was discovered a material which becomes a superconductor at 15ºC, after more than a century of search.

Memristor and memristence

This post’s subject is the memristor, the fourth fundamental passive electronic component, alongside resistor, capacitor, and coil.

Earth-sized rogue planet

Was discovered a rogue planet (without a star to orbit) with a mass approximately equal to Earth wandering through the galaxy.

An electronic component as an artificial neuron

Was created the first electronic component which alone behaves like a neuron.

What are the Lagrange points?

The Lagrange points were described in 1772, by the mathematician Joseph-Louis Lagrange, in his paper “Essay on the Three-Body Problem”.