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Author: Bill Casselman
On the dissecting table
writes about the intriguing amateur mathematician Henry Perigal, who took his elegant proof of Pythagoras' Theorem literally to his grave - by having it carved on his tombstone.
Why we want proof
What are mathematical proofs, why do we need them and what can they say about sheep?
Information about information
What is information and how does it shape our reality?
David Spiegelhalter's new book Sex by numbers takes a statistical peek into the nation's bedrooms.
Emmy Noether: Against the odds
Emmy Noether, pioneering female mathematician, died 80 years ago.
Slow down, Universe!
The Universe's expansion may not be accelerating as fast as we thought.
The philosophy of cosmology
Can philosophy help explain our Universe?
Tweets by @plusmathsorg
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