links for 2008-02-07

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"For me the best answer is not in words but in measurements." -Elena Aprile
Dark matter definitely exists: New observations of a great big cosmic collision provide the best evidence yet that invisible and mysterious dark matter really does exist.
"A fact never went into partnership with a miracle. Truth scorns the assistance of wonders. A fact will fit every other fact in the universe, and that is how you can tell whether it is or is not a fact. A lie will not fit anything except another lie."
When you think of dark matter, you very likely think of a halo of diffuse, unseen mass whose gravitational influence is felt by everything within our galaxy, and every galaxy or cluster out there.