When demand for prostheses increased massively in war-torn Europe at the beginning of the nineteenth century, Pierre Ballif (1775–1831), personal dentist to the King of Prussia in Berlin, developed new technology and in doing so created the basis for the further development of artificial limbs.
Fabian Till Schneider
Travelling through Zurich on the Rösslibahn 140 years ago
The blue and white trams are as much part of the Zurich cityscape as the Grossmünster. We take for granted high frequencies between the centre and the various districts of the city. But completion of the first tram line in Zurich did in fact require several attempts.
Assertio 123 – Galileo Galilei recants
When the title of a book is ‘Anticopernicus catholicus’, it is not necessary to explain that its author Giorgio Polacco pits himself against the heliocentric world view and it is likewise clear that the arguments of the Roman Catholic church must be anticipated. That his own condemnation and adjuration – printed in full – also had to be used as an argument would not have pleased Galileo Galilei at all.