Margaret Thatcher, ice cream pioneer: the new face on the £50 note?

Margaret Thatcher is set to appear on the British £50 note. There are upsides. The hammering fingers behind those bitter, Twitter accounts that use “B(...)

Margaret Thatcher, the former British prime minister who died five years ago. In the 1940s, the then Margaret Hilda Roberts gained a degree in chemistry from Oxford University.  Photograph: PA Wire

Margaret Thatcher was a deeply divisive figure during her lifetime and remains so five years after her death. News this week that Britain’s first fem(...)

Rosalind Franklin in 1950. She, like Crick, had realised that DNA had a double helix structure. Photograph: Vittoria Luzzati/NPG

When Barack Obama used a model of deoxyribonucleic acid (DNA) in his 2016 State of the Union Address to introduce the concept of “Precision Medicine a(...)