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A postcard from Italy
is a Swiss artist whose work is strongly influenced by mathematics. He sent us this Postcard from Italy, telling us about his work and the important roles that nature and numbers play in it.
Put the gobbling goat on a diet
Puzzle No. 6
Can you collect the whole set?
Puzzle No. 6 - world cup medallions
Yet more taxis!
The taxi problem revisited
Maths, metronomes and fireflies
It's one of the most beautiful sights in nature: fireflies illuminating the night with their synchronised...
Scared of swine flu? Avoid children!
New analysis of the 2009 swine flu pandemic in the US shows that the pandemic wave was surprisingly slow, and...
Play to win with Nim
In the game of Nim one player always has a winning strategy — it depends on an unusual way of adding numbers.
Kissing the curve
From a smile to a line drawing by Picasso, curves bring great beauty to our world. But how curvy is a curve?
Problems of gravity
Why (some) physicists want to modify Einstein's general theory of relativity.
The philosophy of cosmology
Can philosophy help explain our Universe?
Tweets by @plusmathsorg
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