Hacker News Reader

uberstuberon NASA has three smartphones orbiting the earth as mini-satellites

1. Space debris certainly doesn't have to be small to be dangerous. Objects about 1cm in cross section can be tracked from the ground, and these are in a known orbit, so are probably okay.

2. I heard somewhere that the batteries needed to be replaced but not much else did, don't have a reliable source for that though

uberstuberon Programmer? Back Pain? Try archery

Being stronger is a good thing.

Weightlifting (with free weights) 3x a week did wonders for my posture.

Archery sounds a bit more fun

uberstuberon Coding a Tetris AI using a Genetic Algorithm

http://www.ryanheise.com/tetris/tetris_artificial_intelligen... here's one using Google's pagerank algorithm

uberstuberon Scott Adams: Connect citizens all over the world with a pen pal website to prevent new wars

Whether or not such a program would stop wars, it would still be a good thing to do, especially for Americans.