gamma rays

Most distant blazar may hold new mystery

New observations of the blazar known as PKS 1424+240 showed that it is the most distant known source...

Gamma-ray photons seen emanating from the center of the Milky Way galaxy could support the theory th...

H.E.S.S. II, the largest Cherenkov telescope ever built, started its operation in Namibia on 26 July...

New evidence of ghostly gamma-ray beams suggests that the Milky Way’s central black hole was much mo...

The brightest gamma ray beam ever created - more than a thousand billion times more brilliant than t...

Ahead of the Copenhagen Summit on climate change, India today said the meeting should make all eff...

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