Astronomers have detected the most distant gamma-ray burst ever found. The cosmic explosion came from a star that detonated about 12.8 billion light years from earth.
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[1] http://admin.indiaenvironmentportal.org.in/news/blast-edge-universe-seen
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/times-india-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/science-and-technology
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/physical-science
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/astronomy
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/research-agencies