## News from the world of Maths

The impact of GPS on our lives is celebrated with the Queen Elizabeth Prize for Engineering.

Researchers have shown that the fates of our collective memories, whether of a song, a research paper, an invention or a sports star, are all described by the same mathematical equation.

A new prime number with nearly 25 million digits was discovered just in time for Christmas.

Fields medallist Caucher Birkar tells us about his work and his unusual mathematical journey.

Revolutionary laser tools that have changed our lives have won the Nobel prize in physics.

Ali Nesin has been awarded the 2018 Leelavati Prize for creating a mathematical paradise for Turkish students and the world's mathematicians.

We talk to two of the organisers of the ICM 2022 in Saint Petersburg.