## 36

**Yutaka Nishiyama**illuminates the connection between light bulbs, logic and binary arithmetic.

**Hardeep Aiden**sets out to persuade readers that they too can understand an idea as elegantly simple as it was original.

*Plus*found out how maths can explain all this and more.

- Where is the next generation? - more bad news for maths education.
- Can Plus cure crazy scientists? - the science stereotype persists.

**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?