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One of the greatest physics puzzles is why there is more matter than antimatter in the universe?
To help solve this puzzle, Scientists from the Department of Physics at Swansea University and from CERN are studying antihydrogen.
Professor Niels Madsen took part in the Danish radio programme Science World recently, where he talks about the mystery of the antibody.
- Monday 18 April 2016 12.23 BST
- Monday 18 April 2016 12.27 BST
- College of Science