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Making a right angle the Maya way
The Mayan civilisation brought forth many great things — including this clever way of making a right angle.
Why does cosmology need philosophy?
George Ellis explains why the study of the cosmos poses some very deep questions.
Dreaming the dream
Why cosmologists worry about isolated brains that randomly fluctuate into existence.
Information about information
What is information and how does it shape our reality?
The maths of magic squares
Have you ever wondered how to create a magic square? Charles Kelly shows us how to create a magic square of...
The philosophy of cosmology
Can philosophy help explain our Universe?
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