
What is dark matter? How fast could a T. rex run? How did Mary Queen of Scots keep her dying wishes secret from her enemies? Scientists and historians have discovered a lot about our past, our future and how the world works, but SO MUCH remains unknown...

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Korean edition of [100 Things to Know About the Unknown] by Jerome Martin, Alice James, Lan Cook, Tom Mumbray, Alex Frith and Micaela Tapsell. Scientists and historians have discovered a lot about our past, our future and how the world works, but SO MUCH remains unknown. This...