Physical Review D

No trace of dark matter in gamma-ray background

Researchers from the University of Amsterdam's (UvA) GRAPPA Center of Excellence have just published the most precise analysis of the fluctuations in the gamma-ray background to date. By making use of more than six years ...

dateDec 19, 2016 in Astronomy
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New flowchart to eliminate universe models

Cosmologists have many possible models for the universe, of which only one can be true. A new flowchart detailed in Physical Review D on November 7 will eliminate some of them when two specific universe features are accurately ...

dateNov 08, 2016 in General Physics
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Did LIGO detect black holes or gravastars?

After the first direct detection of gravitational waves that was announced last February by the LIGO Scientific Collaboration and made news all over the world, Luciano Rezzolla (Goethe University Frankfurt, Germany) and Cecilia ...

dateOct 19, 2016 in Astronomy
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