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“The vast majority of the mass in the universe is completely invisible. It’s not made of atoms — in fact it’s not even made of the things that atoms are made of: protons, neutrons, and electrons. It’s something completely different.”
— Joel Primack, Distinguished Professor of Physics, UC Santa Cruz
[Calvin and Hobbes was created by the wonderful Bill Waterson]](http://24.media.tumblr.com/bf2fec77dcabf1cb033efd1a899624cb/tumblr_mhnsmpRGty1rjatglo1_r1_1280.jpg)
“The vast majority of the mass in the universe is completely invisible. It’s not made of atoms — in fact it’s not even made of the things that atoms are made of: protons, neutrons, and electrons. It’s something completely different.”
— Joel Primack, Distinguished Professor of Physics, UC Santa Cruz
[Calvin and Hobbes was created by the wonderful Bill Waterson]
(via cozydark)
