sep 132012
 
Dark Energy Exists!

  Dark energy, a mysterious substance thought to be speeding up the expansion of the Universe is really there, according to a team of astronomers at the University of Portsmouth and LMU University Munich. A visual impression of the data used in the study representing the relevant extra-galactic maps as shells of increasing distance from [continue reading]

sep 082012
 
New Unified Theory of Dark matter and Dark Energy

  A pair of mathematicians — one from Indiana University and the other from Sichuan University in China — have proposed a unified theory of dark matter and dark energy that alters Einstein’s equations describing the fundamentals of gravity. The Hubble deep field is a picture of the furthest we have ever seen out into [continue reading]

sep 062012
 
Where are the Companions of Supernovae?

  Japanese researchers discovered that a Type Ia supernova occurs after its companion star evolves into a faint helium white dwarf in many cases, given the fact that the white dwarf is spinning in the progenitor system. Figure 1. Configuration of progenitor binary system in the case of a red-giant (left) and a white dwarf (right, [continue reading]

aug 082012
 
The Largest-Ever 3-D Map of Galaxies and Black Holes

  New 3-D Map of Massive Galaxies and Distant Black Holes Offers Clues to Dark Matter and Dark Energy   The Sloan Digital Sky Survey III (SDSS-III) has released the largest-ever three-dimensional map of massive galaxies and distant black holes, which will help astronomers explain the mysterious “dark matter” and “dark energy” that scientists know [continue reading]