(World's oldest surviving navigational chart) Carta Pisana depicts relatively accurate information about the Mediterranean, less accurate information about the fringes of Europe, but no information at all about the world beyond Europe.

(Dijkstra's) Pathfinding Algorithm

Lessons in Rebellion  (from the Math Network)

(Streaming) The Grey Album by DJ Danger Mouse

1812 War at The Archives of Ontario  at York University 

(Still)  VIDEO PORTRAITS

Q&A With Alex McLeod

(Definition) “angel’s share” is the small percentage of whisky that evaporates each year as it ages in the barrel. (Whisky facts by Chivas 1801)

(PHOTOS) When Your Last Names Spell Disaster

"Yet in each word some concept there must be..." - Goethe's (Faust, Part I, Scene III)
" ... time to start doing new things, saying new things (and visualizing), so that you might catch these gargantuan waves of change and surf to dazzling new heights. TODAY'S THE DAY!! " - TU
"(360): do we own a ladder? (206): We do not. (360): then how am i on the roof?" -TFLN
"Live a sincere life; be natural, and be honest with yourself." - Meher Baba, the Indian master and mystic
"Being judged is uncomfortable.... The alternative, of course, is much safer. To be ignored." - Seth Godin