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Fraser
2007-May-29, 09:10 PM
Most of the Universe is a complete and total mystery. And one of these mysteries is dark matter. It's out there, and astronomers are slowly teasing out its characteristics, but it's not giving up its secrets easily. ...

Read the full blog entry (http://www.universetoday.com/2007/05/29/dark-matter-annihilation-at-the-centre-of-the-milky-way/)

John Mendenhall
2007-May-30, 05:12 PM
Now here's some dark matter research that may result in a undeniable detection, if only on a large scale. Neutralinos, how about that!

howard2
2007-Jun-01, 06:39 PM
The cosmic background radiation detected by Arno Penzias and Robert Wilson in 1964 and mapped by the COBE satellite in 1992 showing the wrinkles in the fabric of space time. At the present time The results obtained by the Wilkinson Microwave Anisotropy Probe(WMAP) which is mapping the temperature of the Cosmic Microwave Background Radiation (CMBR) and has found excess microwave emissions around the centre of our galaxy.
This is not surprising when you consider that everything in our Universe is scalable. From the common experience of watching water going down a plug hole to spiral nebulae in the Cosmos.
Because the density of the Electromagnetic Field is so rarefied, it take massive objects like stars to make the lines of force visible to us.
As in other cases of turbulence there are regions of higher and lower density.
Our personal problem of endeavouring to conceive the structure of Dark Energy, is that our intellects are only 2 dimensional and we need to be able to see in 3 or 4 dimensions to fully understand the structure that appears to us as chaos but is inherently ordered.
It just depends on your angle of view.
So the Dark Energy and the overall bubble of the Electromagnetic Field (EMF) out which all matter is manifest. Are one and the same.

trinitree88
2007-Jun-02, 01:54 AM
Now here's some dark matter research that may result in a undeniable detection, if only on a large scale. Neutralinos, how about that!

In the Ziggy cartoons...there's a few with signs...NO TOASTERS BEYOND THIS POINT....and Ziggy stands there ....holding his toaster with cord dangling.

So, Now I'm going to put up a few signs at Fermilab, CERN, Bates, CEBAF, DESY.....NO NEUTRALINOS ALLOWED IN THESE DETECTORS.......because not one has ever shown up there:naughty:....with a subscript...(but,..toasters are OK):dance: pete

Nick4
2007-Jun-06, 06:01 AM
I dont know much about dark matter but i dont see the problem with it...can it hurt you? or is it like a ghost walking through a wall.

John Mendenhall
2007-Jun-08, 09:17 PM
I dont know much about dark matter but i dont see the problem with it...can it hurt you? or is it like a ghost walking through a wall.

Not only a ghost, but an invisble ghost. So far DM has been the very devil to detect, but it's probably there. I would not have taken this position six months ago, but the evidence slowly mounts up.

Added: maybe DM is where God throws the dice for quantum events.