Very miscellaneous today.
1) In anticipation for the new Harry Potter book, I give you the Harry Potter Spoiler of Doom generator! My results:
 | My Harry Potter Spoiler of Doom is: Severus Snape kills Ron shortly after discovering a new lost book of the Bible Get your Harry Potter Spoiler of Doom |
2)
Why we can’t land people on Mars (via Universe Today). I remember reading Bob Zubrin’s
“The Case for Mars” thinking there’s got to be a catch because this sounds so feasible. I think this here is the catch. Due to the thinness of Mar's atmosphere, most of the standard landing techniques wouldn’t slow down a manned vehicle enough to land safely.
3)
100 Open Source Downloads: Great tools for free. Some of these I've come across in my Ubuntu-switch research.
4) Working as an engineer, you see many warning signs and labels. This is one of my favorites:

Because the last thing you want is your hand in a 400-ton stamping press that shakes the whole building when it is working.
Link to full post.