In a quiet corner of a physics building in Australia, a glass funnel filled with a tar-like substance has been dripping so ...
Sticky challenge One of the 37 pitch-drop experiments sent by Trinity College Dublin’s School of Physics to secondary schools all over Ireland. (Courtesy: Karl Gaff, TCD School of Physics) Nothing is ...
The experiment began in 1927 at the University of Queensland in Australia, when physicist Thomas Parnell set out to prove a simple point: materials that appear solid can, in fact, be fluids.