This time around, the Moon race is a lot more fun
Private contestants are trying to win the Google Lunar X Prize, which will hand out a lot of money to the first teams to get to the Moon and send back pictures. This kind of contest, built around an inducement prize, is exactly what the world needs more of to spur innovation in critical areas.
Letters of last resort
The captains of the UK's four nuclear-equipped submarines were given secret instructions by their prime ministers about what to do in case of an attack on their home country that incapacitated their government. Fascinating stuff.
(Video) Massive "civil obedience"?