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Sometimes even the most obvious questions require a scientific approach. You've probably heard that the average person swallows up to eight spiders in their sleep over the course of a lifetime. But is this true? If you are too lazy to search for an answer on your own, just watch this video to discover the truth.
Today we will give you the answer to some seemingly simple questions that puzzle even the most experienced researchers. For example, do you know why cats are afraid of water? Or how often you can find quicksand? If you're ready to learn something new, get comfortable and...

00:00 - Welcome!
00:47 - Why does food explode in the microwave?
01:53 - What's the difference between a rabbit and a hare?
02:58 - Why does water freeze from top down?
03:50 - How do penguins tell each other apart?
04:41 - Why are people afraid of clowns?
05:39 - Can you drown in quicksand? (Preview)
06:44 - Why do cats hate water?
07:40 - Do we really swallow spiders while sleeping?
08:22 - Why do we eat popcorn at the movies?
09:11 - Is spontaneous human combustion real?