…lled staple length (the average of the length of fibres in a sample, https://en.wikipe- dia.org/wiki/Staple_(wool)) can have a positive impact on the spinning techniques. The Bronze Age sheep wool finds from Hallstatt have a staple length of about 5 cm, whereas the Iron Age finds…

…es the electromagnetic force. The best description I’ve found so far comes from Wikipedia: viz., photons are ‘chunked ripples in a field, or “excitations”, that “look like” particles’ (Wikipedia s.v.; emphasis added). That is, a photon can be considered as a discretely located (w…