## computer science

**Stefan Kopieczek**explores his story.

**Lewis Dartnell**turns the universe into a matrix to model traffic, forest fires and sprawling cities.

Debate surrounds $25000 prize won by undergraduate for

*solving*universal Turing machine problem- Happy birthday Plus! — celebrating 10 years of bringing mathematics to life
- Plus 10 — what were the greatest mathematical advances in the last decade?