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Life as we don't know it
Physicist and cosmologist
has made an unusual move into the infant discipline of astrobiology. He tells
about his interest in the big questions: what is life, how would we recognise aliens - and are they all around us?
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...
Maths, metronomes and fireflies
It's one of the most beautiful sights in nature: fireflies illuminating the night with their synchronised...
Researching the unknown
Science is much stranger than fiction. It suggests that our Universe may just be one of infinitely many which...
Blink and you'll miss it: The free kick in football (part I)
Free kicks will deliver much of the drama in the football world cup this summer. But how should strikers...
The power of good questions
Asking good questions is an important part of doing maths. But what makes a good question?
The philosophy of cosmology
Can philosophy help explain our Universe?
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