2200 year-old: the Antikythera computer

2200 year-old: the Antikythera computer

2200 year-old calculator: the Antikythera computer Computers: someone or something that calculates something. That would be the general idea. But (machine) computers don't have to be digital. In 1901, divers found the Antikythera mechanism in a shipwreck in the Aegean sea. It is old. Very old. Estimated, in fact, to be from 200-100 BC. That would ...
The difference between science and engineering

The difference between science and engineering

In science if you know what you are doing you should not be doing it. In engineering if you do not know what you are doing you should not be doing it. Of course, you seldom, if ever, see the pure state. – Richard W. Hamming ...
The gorgeous polyhedra sculptures of George Hart

The gorgeous polyhedra sculptures of George Hart

George Hart is a professor in engineering and a freelance mathematical sculptor, designer and artist. With the basis in mathematics, he creates stunning sculptures in a variety of materials and sizes, in principle, based on basic polyhedra. But his sculptures are anything but basic. The fact that this shape .... can turn into this, delights ...
Interfaces, their buttons and the village idiot

Interfaces, their buttons and the village idiot

I stared at my friend's washing machine. It has a million buttons, a big wheel, a digital display and a pile of little red and orange lights, with the odd green thrown in. I consider myself not a complete idiot, but have little patience with domestic appliances. They are here to make our lives simpler ...