Articles

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Physics in a minute: What's the problem with quantum gravity?At the heart of modern physics lurks a terrible puzzle: the two main theories that describe the world we live in just won't fit together.
George Boole and the wonderful world of 0s and 1sThe story of George Boole is an extraordinary example of collaboration across the centuries.
Power networksWhy do so many networks exhibit a similar kind of structure? It's because the rich tend to get richer!
Maths in a minute: The power of powersThe powers of x can work magic.
Maths in a minute: Continued fractionsContinued fractions reveal the good, the bad and the beautiful side of numbers.
Quantum computing: Some (not so) gruesome detailsA closer look at one of the simplest quantum algorithms.
What can quantum computers do?What will quantum computers be able to do that ordinary computers can't do?
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Do quantum computers exist?What's stopping us from building useful quantum computers? And how long until we'll have them?
Quantum in contextAn untapped resource could provide the magic needed for quantum computation — and perhaps even open the door to time travel.
How does quantum computing work?Here's a brief introduction to the possible future of computing.
Quantum computers get realWhy it's hard to build quantum computers and what can be done about it.
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Remarkable reversible numbersSome neat number tricks using numbers read backwards.