Dark matter clues in oldest stars


	Dark matter clues in oldest stars

arifsali

9-14-2007 1:22 PM

753 views

tags:

science, astronomy, stars, dark-matter, galaxy

3 Comments |

Add a Comment

9-14-2007 2:11 PM

bmman89

I just clipped this too, cool

9-14-2007 11:01 PM

neochonetes

This is very cool. I love articles about Dark Matter. I wonder if there is Dark AntiMatter?

9-15-2007 12:59 AM

skwirlinator

Anyone think the reason it is dark matter is because it is so cold it barely moves?

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<div style="margin: 12px 0px; font-family: arial; color: #333333; background: #ffffff; border: solid 4px #e5e5e5; width: 100%; clear: left;"><div class="CM_CTB_Content_Wrap" style="margin: 0px; padding: 0px;background-color: #ffffff;"><div style="border-bottom: solid 1px #dcdcdc; white-space: nowrap; margin-bottom: 8px; background-color: #eeeeee ;background-image: url(http://clipmarks.com/images/source-bg.gif); background-repeat: repeat-x; height: 24px; line-height: 24px; vertical-align: middle; padding-bottom: 4px; color: #666666; font-size: 10px;" ><a href="http://clipmarks.com/clip-to-blog/" title="see clips that are hot right now"><img src="http://content.clipmarks.com/blog_embed/cb6e5278-6105-4c67-8942-dfcd3d90cfa1/58641782-D2C7-46E6-8B4A-D904BB2BFF51/" alt="" width="19" height="19" border="0" style="vertical-align: middle; margin: 0px 4px; display: inline; border: none; float:none;" /></a>clipped from <a title="http://news.bbc.co.uk/2/hi/science/nature/6993870.stm" href="http://news.bbc.co.uk/2/hi/science/nature/6993870.stm" style="font-size: 11px;">news.bbc.co.uk</a></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6993870.stm">A computer model of the early Universe indicates the first stars could have formed in spectacular, long filaments.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6993870.stm"><div align="center"><img src="http://content7.clipmarks.com/blog_cache/news.bbc.co.uk/img/19952B7F-4BD6-4455-B3C4-A11AD4635DF8" alt="Simulation of a gas filament condensing and then fragmenting to form the first stars" /></div></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6993870.stm"><FONT size="2">These structures, which may have been thousands of light-years across, would have been shaped by "dark matter".
</FONT></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6993870.stm"><FONT size="2">Scientists know very little about this type of matter, even though it accounts for most of the mass in the cosmos.
</FONT></blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6993870.stm">The researchers told the British Association (BA) Festival of Science that their work could reveal the true nature of dark matter.</blockquote><div style="height: 2px; font-size: 2px; background: #dcdcdc; border-bottom: solid 1px #f5f5f5; margin: 2px 4px;"></div><blockquote style="text-align: left; padding: 0px 8px; margin: 4px 0px 8px 0px; background: transparent; border: none;" cite="http://news.bbc.co.uk/2/hi/science/nature/6993870.stm"><FONT size="2">Astronomers believe that more than three-quarters of the matter in our Universe may be "dark".  It does not reflect or emit detectable light, and so cannot be seen directly - but it does gravitationally pull on normal matter (the gas, stars, and planets we see in space).
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