The Blog

Friday, February 04, 2005

   You can't find it because it's dark...

So, astronomers have managed to locate the rest of the ordinary matter in the universe. It's sitting in dark clouds of atoms and molecules in between galaxies. It doesn't do much, just sit there, quietly gravitating. I'm sure that from time to time some of it collapses and stars form, but really, it's quite boring.

But at least now we know where it is. Unlike everything else. Ordinary matter, what we know of from everyday life, makes up only 5% of the stuff in the universe, based upon what we know about gravity. No one really knows what the rest is, or much about where to find it, but they call it dark matter because we can't see it. Now that we've found the missing ordinary stuff, maybe soon someone will have a decent idea about what dark matter is and if it's doing anything on saturday night.

I'm heading over to the observatory tonight, can you tell?

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posted by Catherine, 4:24 PM | permanent link

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