Thursday, June 12, 2014

ScienceDaily: Dark Matter News

ScienceDaily: Dark Matter News


Gigantic explosions buried in dust: Probing environment around dark gamma-ray bursts

Posted: 11 Jun 2014 10:17 AM PDT

Astronomers have for the first time directly mapped out the molecular gas and dust in the host galaxies of gamma-ray bursts (GRBs) — the biggest explosions in the universe. In a complete surprise, less gas was observed than expected, and correspondingly much more dust, making some GRBs appear as "dark GRBs".

Map of universe questioned: Dwarf galaxies don't fit standard model

Posted: 11 Jun 2014 06:36 AM PDT

Dwarf galaxies that orbit the Milky Way and the Andromeda galaxies defy the accepted model of galaxy formation, and recent attempts to wedge them into the model are flawed, reports an international team of astrophysicists. A new study pokes holes in the current understanding of galaxy formation and questions the accepted model of the origin and evolution of the universe.

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