chinesebbq: Ohhhh my godddddddd oh my god
wlkng.tumblr.com/post/127373674606/
skunkbear: Big math news! It’s been thirty years since mathematicians
wlkng.tumblr.com/post/127700435841/
wlkng.tumblr.com/post/127714723976/
beatricebiologist: Tube worm thoughts.