Marianne Freiberger

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Bridges of Königsberg

The bridges of Königsberg

Can you find a path through on this city map that crosses every bridge exactly once? Euler's answer to this problem started off the filed of graph theory.

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Primes without 7s

James Maynard, one of the prize winners at the European Congress of Mathematics 2016, is counting primes that don't have 7s in them. But why?
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Blood, oil and water

Sara Zahedi has won a prestigious prize at the European Congress of Maths. Your future medical diagnoses, and even the welfare of sea life, may depend on her work.
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Can cats do logic?

A new study shows they can! At least better than was previously thought.
News story

Climbing the Twitter ladder

How popular and successful are you? Not as much as your friends is the sad answer, at least as far as Twitter is concerned.
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Why quantum mechanics?

Why did physicists at the beginning of the 20th century feel they needed a new — and strange — theory?
News story

No need for words

Where does our ability to do abstract maths come from? A new study sheds some fascinating light on the question.