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The Guardian - UK
The Guardian - UK
Science
Alex Bellos

DARK SECRETS: Can you solve it physics puzzles for smart students | Vintage Vibes

Close up view of male hands holding mug of hot coffee.

Today’s puzzles have been suggested by he Department of Physics at Oxford university, for reasons that will become clear below.

They kick off with a question that could change your life, that is, if you are always burning your mouth on hot coffee.

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