Perseus: A galaxy cluster located about 240 million light years from Earth

New data tests 'theory of everything'

19 March 2020

One of the biggest ideas in physics is the possibility that all known forces, particles, and interactions can be connected in one framework. String theory is arguably the best-known proposal for a 'theory of everything' that would tie together our understanding of the physical universe.

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Women in STEM: Dr Francesca Chadha-Day

06 February 2020

Dr Francesca Chadha-Day is a theoretical physicist, a research fellow at Peterhouse, and a science comedian. Here, she tells us about her lifelong love of physics, her work on dark matter and particles called axions, and the high that comes with making a roomful of people laugh. 

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