3 ms·

Nah, special relativity is a consequence of magnetism.

• selimthegrim 3mo ago
  That's not how Purcell's textbook put it.
  • Ono-Sendai 3mo ago
    ok? well, textbooks can be wrong or misguided.
    • selimthegrim 3mo ago
      Um...
• amelius 3mo ago
  You're reading something that isn't there.