List by Author: Marianne Freiberger

The multiverse: Science or speculation?
If you like to have your mind blown cosmology is a great field to go into. But is it science?
In a lower dimension
Could the world be simpler than our senses suggest?
Who made the laws of nature?
What gives an equation the right to call itself a law?
Dreaming the dream
Why cosmologists worry about isolated brains that randomly fluctuate into existence.
Maths in a minute: Why do mathematicians play games?
chess pieces
Why game theory is a serious business.
Why does cosmology need philosophy?
George Ellis explains why the study of the cosmos poses some very deep questions.
Phillip Griffiths: Beauty, truth and being practical
The winner of the 2014 Chern medal tells us about beauty in maths, the twists and turns of mathematical history, and his work for the maths community.
What is information?
Books, brains, computers — information comes in many guises. But what exactly is information?
Problems of gravity
Why (some) physicists want to modify Einstein's general theory of relativity.
Play to win with Nim
numbers
In the game of Nim one player always has a winning strategy — it depends on an unusual way of adding numbers.
The power of good questions
Asking good questions is an important part of doing maths. But what makes a good question?
The art gallery problem
Sometimes a piece of maths can be so neat and elegant, it makes you want to shout "eureka!" even if you haven't produced it yourself. One of our favourite examples is the art gallery problem.