Marianne Freiberger

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Quantum geometry

One of the many strange ideas from quantum mechanics is that space isn't continuous but consists of tiny chunks. Ordinary geometry is useless when it comes to dealing with such a space, but algebra makes it possible to come up with a model of spacetime that might do the trick. And it can all be tested by a satellite. Shahn Majid met up with Plus to explain.
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Network news

Why do the rich and popular get richer and more popular?
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Stringent tests

Scientists develop ways of testing string theory against reality
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Forever rich

The Eternity puzzle is back with a $2 million prize