You are reading a single comment by @snottyotter and its replies.
Click here to read the full conversation.
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
@snottyotter
Probably something to do with the wavelength of the light being larger than the gaps in the matter. Or because although it is empty the gaps are between the centre of an atom and the electrons interacting with it,and although they are wizzing around it they still act as one larger thing for some interactions.