In 1942, Sigmund Rascher and others conducted high-altitude experiments on prisoners at Dachau. Eager to find out how best to save German pilots forced to eject at high altitude, they placed ...

The spring constant of a spring can be found by carrying out an experiment. The unloaded length of a spring is measured. Slotted masses are added to the spring. Record each stretching force in N ...

Ever tried not to think about something, only to think about it even more? The 'pink elephant' experiment reveals why that ...

Ever tried not to think about something, only to think about it even more? The 'pink elephant' experiment reveals why that happens; read If you've heard about the “pink elephant” experiment ...