Northern lights can reflect coastlines even though they form 100 km up in the atmosphere. The explanation is that land and sea water have different electrical conductivity.
When and why did the yellow jersey come?
The yellow leader’s jersey came to the Tour de France in 1919 because journalists could more easily recognize the leading rider.
Public education = night schools?
In Copenhagen, evening schools were part of public education from 1815
Why does the snow squeak?
If the temperature is low enough, snow squeaks when you step on it. The sound occurs because you actually step on the fine snow crystals.
What was the first computer game?
The first game for a computer was “Noughts and Crosses” by A.S. Douglas, who made the game as part of his PhD thesis on human-computer interaction in 1952
When did black rogue appear?
Black Rascal first appeared in a story by Floyd Gottfredson from 1939, but he didn’t appear in Danish until June 29, 1965.
How are Fur Bryghus and Restaurant Bryghuset decorated?
Fur Bryghus and Restaurant Bryghuset are housed in a red wooden building from 1926.
How many bird strikes were recorded in 1992-2005?
In the period 1992-2005, a total of 1,964 bird strikes were identified within the vicinity of Danish airfields and airports.
