published on: 2014-12-18 20:39:36
everestless: Paleokarya, Greece by alexring on Flickr.
Only in the dark you can see the stars
antikythera-astronomy: Do you know why your blood is red? Because
WIL WHEATON dot TUMBLR dot COM
exchangealumni: Women in STEM, share your stories with the White
fortheloveofsandwich: So I wanted to keep my sandwiches safe