i think what you research is so cool, do you know where/what the very first source of radiation was/came from?

Question: i think what you research is so cool, do you know where/what the very first source of radiation was/came from?
- Keywords:
  energy,
  nuclear,
  radiation
Asked by used1nett on 25 Jun 2024.
- Pete Webb answered on 25 Jun 2024:
  
  The first radiation in the universe was heat produced from the fusion of hydrogen atoms into helium atoms. Physicists are trying to repeat that on a much smaller scale in order to produce clean energy. The process is called nuclear fusion.
- anon answered on 3 Jul 2024:
  
  Sorry, No I don’t know the proper answer myself, but Pete Webb’s answer is along the lines of what I’d have guessed.