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Greatest Mysteries That Scientists Can't Explain

@Dukedog said in #19:
> How can a thermos bottle keep hot things hot and cold things cold?I mean,how does it know?

Conduction and convection of the heat doesn't occur due to the vacuum in the bottle. Although, a little of heat is lost from the lid so it does but it doesn't keep hot things hot like it was 2 hours ago, in that bottle.
@BKrivi09 said in #11:
> What is the bermuda triangle what causes the disappearance of ships/planes ?
Mr beast: surviving 24 hours in da burmuda triangle

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