Incredibly lazy and irresponsible journalism here from the BBC. Scientists can't explain "why" our universe exists. Science is definitionally incapable of answering that question. This feeds into the false idea that science has answers for everything.
www.bbc.co.uk/news/article...
bbc.co.uk
Scientists in race to discover why our Universe exists
Researchers in the US and Japan are competing to explain the existence of the planets, stars and galaxies.