|
|
Article: Team of scientists sheds light on dark matter
- Article from:
- Oakland Tribune
- Article date:
- August 28, 2006
- Author:
CopyrightCopyright 2006 Oakland Tribune. Provided by ProQuest LLC. (Hide copyright information)
|
If you listen carefully, you might be able to hear a collective "I
told you so" echoing through the universe as physicists celebrate
confirmation that dark matter really exists.
A team of scientists has found evidence of the mysterious stuff
that makes up around 20 percent of the universe by watching galaxies
collide 3 billion light years away.
"This is the final, definitive proof that it has to be there,"
said astronomer Douglas Clowe of the University of Arizona.
Astronomers had predicted the existence of dark matter because all
the ordinary visible matter -- such as stars and planets -- doesn't
have enough gravitational pull to keep galaxies from spinning apart.
They say they believe ...