(Source: ibethatprettymotherfuckerrr, via dumpsterfetus)
Curiosity as is seen by Einstein (above, via Physicist Tv) and by XKCD (below, via XKCD).
making my way downtown
“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]