Mason and Dixon were pioneers in bringing geodetic astronomy to the American colonies. Through the efforts of the Mason and Dixon Line Preservation Partnership, we can promote this scientific ...

I can no longer see Wayne Aubertin, but I can still hear him: his legs thwacking through the underbrush, his labored breath. “Come on!” he yells at no one in particular. A few minutes later I emerge ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...