Hacker News Reader

Gravity, in its normal sense (of matter's gravitational attraction), has no frequency or wavelength. Its only property is that of acceleration.

View on HN

That's right. Quantum mechanically, potentials are generated by the exchange of off-shell mediators (the clearest explanation I have seen is in Zee's QFT in a Nutshell).

https://en.wikipedia.org/wiki/On_shell_and_off_shell

Reply on news.ycombinator.com