Recent content by Ohnesorg

[on your own] A bit off topic, but might provide some perspective. I certainly cannot speak from experience about the 19th century, but judging from what we know, as suggested, about the world altering collaboration between the likes of Rutherford, Sommerfeld, Bohr, Heisenberg, et al, it makes...

In Sommerfeld's time and long beyond, German professors did not use textbooks. No such thing. Lectures were not intended for the benefit of students, but were a forum for the professor's research. Students were on their own to learn what they needed to know to follow a professor's lectures. The...