Seb FalkDec 21, 20164 minHow short is the shortest day?Happy Yule! As you probably know, Yule (Jól) was the pagan Nordic celebration of the bleak midwinter. And it’s the winter solstice...
Seb FalkDec 17, 20123 minHow to predict an eclipseWho's read Prisoners of the Sun? In this enthralling Tintin story our hero is captured by a group of Inca who have survived in secret. ...
Seb FalkDec 12, 20123 minThe Moon on a stick**well, on a disc of MDF, anyway. Want to know how to find the moon? Of course you do! So far on this blog I have constructed and...