Why is Belgium always used as a comparison when people talk about the Amazon forest being chopped down?
Why do door bells go ding-dong? Why not just ding or dong?
Who invented the rugby ball and why isn’t it round like a soccer ball?
Why are human bodies symmetrical, with two eyes, two ears, two sides of the brain, two lungs, and two of almost everything, but then have only one heart? Surely it would be handy to have a second heart, just in case?
Why do Popes change their names when they take their thrones? Has a Pope ever just kept his own name?
Why are black boxes in airplane’s orange? And why are they called black boxes if they’re actually orange?
Why do moths fly into lightbulbs? Have they not learned yet that it’s dangerous?
Why is the “War on Terror” so terrifying?
If you travel fast enough westwards, you can sort of travel back in time (e.g. from Ireland to the USA it takes 7 hours but you arrive only 2 hours after you started, local time). That is, until you hit the dateline in the Pacific. Do you suddenly go forward 24 hours in one go?
What did they call the Hundred Year War during it? And if it did actually take 116 years, why did they call it the hundred year war at all?