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Rectangle triangle problem
Puzzle No. 3 - birth dates
The taxi problem
Puzzle No. 2 - carnivorous beetles
The ring is the thing...
Science fiction, science fact: reports from the frontiers of physics
What is time? What is space? Are there parallel universes? Join Plus and FQXi on a journey exploring these...
Researching the unknown
Science is much stranger than fiction. It suggests that our Universe may just be one of infinitely many which...
Folding the future: From origami to engineering
Back in the days before smart phones with GPS functions became ubiquitous we had maps. Remember how hard it...
What Planck saw
Cosmologists gathered in the Netherlands last week to discuss a new view of the Universe. The Universe as...
Make a difference to mathematics
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