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The coin tossing problem
The taxi problem revisited
Puzzle No. 3 - birth dates
Rectangle triangle problem
The taxi problem
Puzzle No. 2 - carnivorous beetles
The ring is the thing...
Information about information
What is information and how does it shape our reality?
Writing the unwritable: up-arrow notation
How to write down unimaginably large numbers using just a few symbols.
When things get weird with infinite sums
What is 1-1+1-1+1-1+...? How infinite sums challenge our notion of arithmetic.
Let them eat cake — and drink vodka
Language analysis shows how the nation's tastes have changed.
Mathematical mysteries: Hailstone sequences
Here's an easy game that leads you straight to an unsolved question in maths.
The philosophy of cosmology
Can philosophy help explain our Universe?
Tweets by @plusmathsorg
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