Articles

The maths of infinite series
Physicist and cosmologist Paul Davies has made an unusual move into the infant discipline of astrobiology. He tells Plus about his interest in the big questions: what is life, how would we recognise aliens - and are they all around us?

Stirring the electoral soup

Tope Omitola looks back at the tragically short but inspiringly productive life of a true original: Evariste Galois.

Infinities are tricky things and have perplexed mathematicians and philosophers for thousands of years.