Comments by "Dr Gamma D" (@DrDeuteron) on "World's best shock absorbers | Barry Barish and Lex Fridman" video.

  1. He left out the six-level silica crystal pendulums: when the wires are loaded, the crystal defects get pulled out (it's called: "Crackle Noise"), and it takes months to settle down. LIGO can detect a single atom readjusting to fill a lattice defect.
    2
  2. "Terra Firma" makes spectral assumptions.
    1
  3. yeah 1:10^12 turns an entire Moon sized bump into a poppy seed.
    1