I Learned This Today

#539 Why are UK public schools actually private schools?

Why are UK public schools actually private schools? They were not attached to a church and were open to the fee-paying public. […]

How do millipedes control their legs? Millipedes use a direct-wave gait. That means the legs move from the back to the front […]

Why do fingernails keep growing? So that we always have them. If they didn’t keep growing, they would get worn down and […]

How is Easter calculated? Easter is the first Sunday after the full Moon that occurs on or after the spring equinox. When […]

Why is a broken neck fatal? It isn’t always fatal. It depends on the break. Breaking a neck is a very broad […]

What happened to biplanes and triplanes? They produce too much drag, which means they can’t fly fast enough and they use a […]

Why is Greenland part of Denmark? Greenland was a colony of Denmark, but it didn’t officially become a part of Denmark until […]

Why are clouds at different heights? It depends on the temperature and the pressure of the air. Clouds start when water vapor […]

How do some animals walk up walls? They do it thanks to either tiny hairs on their feet or sticky pads. Animals […]

What is hyperthermia? It is an abnormally high body temperature. The average body temperature is between 36.5 ˚C and 37.5 ˚C. Under […]