An explosion of high-energy radiation may have been spotted coming from a galaxy in the distant universe – a gamma-ray burst that occurred just 400 million years after the big bang
Source:
https://www.newscientist.com/article/2262665-we-may-have-seen-a-huge-explosion-in-the-oldest-galaxy-in-the-universe/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home