News tagged with x-ray

Clandestine black hole may represent new population

Astronomers have combined data from NASA's Chandra X-ray Observatory, the Hubble Space Telescope and the National Science Foundation's Karl G. Jansky Very Large Array (VLA) to conclude that a peculiar source of radio waves ...

dateJun 28, 2016 in Astronomy
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Solving molecular structures

Determining the chemical formula of a protein is fairly straightforward, because all proteins are essentially long chains of molecules called amino acids. Each chain, however, folds into a unique three-dimensional shape that ...

dateJun 09, 2016 in Biochemistry
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A blazing gamma-ray source

Blazars are galaxies whose central, supermassive black holes are accreting material from surrounding regions. Although black hole accretion happens in many galaxies and situations, in the case of a blazar the infalling material ...

dateJun 06, 2016 in Astronomy
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