General Articles

Dark energy may be bending the universe out of shape – New Scientist Magazine

29 July 2009 by Pedro Ferreira Magazine issue 2719. Subscribe and get 4 free issues. WE LIVE in a special time. For the past two decades, most of my colleagues and I have been working under the assumption that we can know everything about the universe. We know the amount of matter and energy it …

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Dark energy lit up by black-hole pairs – New Scientist Magazine

02 September 2009 by Stephen Battersby DARK energy – the mysterious stuff that is causing the universe’s expansion to accelerate – could be illuminated by another dark enigma: the black hole. Supermassive black holes are thought to exist at the core of most galaxies. When two galaxies collide and merge, these black holes will go …

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Could quirky Supernova be something new?

A SUPERNOVA seen in 2005 may be a new type of cosmic explosion. What’s more, similar explosions may have scattered antimatter throughout our galaxy. “SN 2005E” exploded in a galaxy 100 million light years away. A team led by Hagai Perets at the Weizmann Institute of Science in Rehovot, Israel, has concluded that it does …

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Chandra’s portrait of Milky Way centre

Chandra's image of the Galactic Centre combines low energy X-rays (red), intermediate energy X-rays (green), and high energy X-rays (blue). Click for enlarged, labelled version. Image: NASA/CXC/UMass/D. Wang et al. DR EMILY BALDWIN ASTRONOMY NOW Posted: September 22, 2009 Following ESO’s photo release of the Milky Way’s Galactic Centre yesterday, the Chandra X-ray Observatory presents …

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