Image of Cartwheel galaxy obtained by James Webb
Another nice image was obtained by the space telescope James Webb. This time it is from Cartwheel galaxy.
Van de Graaff generator: how it works?
The Van de Graaff generator was invented in 1929, by the American engineer Robert Jemison Van de Graaff and can produce millions of volts.
Carbon nanotubes: what are they?
The carbon nanotubes are another carbon allotropic form, they have many interesting properties and promise many applications.
Introduction to Internet of Things (IoT)
The Internet of Things is the idea of connecting many objects to the internet, sharing information to automate and optimize tasks.
Work envelope of robots
This post’s subject is the work envelope on robotics. Manipulator robots are classified according to this important concept.
AC detector and cooler with LED effect
In this post, are shown 2 circuit projects: an AC voltage detector and a cooler with LED effect.
Cosmic rays: what are they?
The cosmic rays are a set of particles with high energy that arrives at Earth’s atmosphere every day, at speeds close to the light.
Image of Cartwheel galaxy obtained by James Webb
Another nice image was obtained by the space telescope James Webb. This time it is from Cartwheel galaxy.
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