- Billion suns: Scientists create brightest light ever produced on Earth - ‘Unimaginably’ strong laser beam acts like an X-ray & could be used to spot tiny fractures & tumours in the body that would otherwise be missed http://www.independent.co.uk/news/science/billion-suns-brightest-light-ever-earth-scientists-x-ray-nebraska-a7808331.html 7 comments worldnews