` We hope to understand how we 're put together , how these ( basic ) constituents go on to make protons and neutrons , which in turn go on to make the atoms that you and I are made of , '' Tuts told CNN . Lead atoms have collided for the first time inside a massive machine in Europe . The machine is part of an experiment aiming to understand post - Big Bang physics . Scientists are working with basic elements to understand how atoms stick together .
Lead atoms have collided for the first time inside a massive machine in Europe . The machine is part of an experiment aiming to understand post - Big Bang physics . Scientists are working with basic elements to understand how atoms stick together .