• Question: hi are you atalian or greek and whats dark matter

    Asked by to Roberto on 24 Jun 2014. This question was also asked by .
    • Photo: Roberto Trotta

      Roberto Trotta answered on 24 Jun 2014:


      My parents are from Italy, but I was born and grew up in the Italian speaking part of Switzerland. I’ve got both passports (Italian and Swiss) and I’ve lived in the UK for almost 10 years now.

      We think Dark matter might be made up a new kind of particle (called “neutralino”, a funny name that comes from Italian, meaning “little neutral thingy”). This particle is the last survivor of a whole bunch of particles that were once abundant, but have since a long time died out. So this dark matter could be, in a sense, the Highlander of particle physics — the last survivor from the Big Bang itself.

      But we haven’t found it yet, so we need to keep looking. Incredibly, dark matter is thought to be 5 times more abundant than normal matter!

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