A Muslim Astronaut's Dilemma: How to Face Mecca From Space
Wired teases a bit, so that the ending is actually kind of anti-climactic, but it’s a wonderfully geeky puzzle. From ISS, orbiting 220 miles above the surface of the Earth, the qibla (an Arabic word meaning the direction a Muslim should pray toward Mecca) changes from second to second. During some parts of the space…

