The drip has dropped! (Or has the drop dripped?) Either way, the curse of the 69-year-old pitch-drop experiment has finally been broken: physicists at Trinity College in Dublin have finally caught the ...

Pitch, often mistaken for black stone due to its appearance, is, in fact, a liquid with a very high viscosity when exposed to high temperatures. But how can one demonstrate that this "stone" is ...

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 mountain views from the crisp blue water — of subalpine fir shot through with canary-yellow aspen below the sugar-dusted ...