A privately developed rocket, the Falcon 1 by Space X has made it into space. It passed above the International Space Station on Sunday. With video.
9 Mental Math Tricks. I'll never be able to remember all of these, but I so admire the beautiful patterns of math.
Ancient Fish Had Primitive Fingers and Toes. They had arm bones and leg bones resembling ours, too, but lost them over time.
Metaphors of the Mind: Why Loneliness Feels Cold and Sins Feel Dirty. Also contains some observations about creativity and self-identity.
Scientists have found a safer way to make versatile stem cells from everyday adult skin cells. The "biggest stem cell breakthrough in a decade" could lead to actual use in human patients.
Sea Shanties were work songs sung on ships during the age of sail. Some have survived for you to listen to today.
Einstein's 23 Biggest Mistakes. Like I tell my kids, if you don't make mistakes, you won't learn anything new. (via Geek Like Me)
Despite the name, slime molds can be beautiful.
12 Greek Words You Should Know. You probably already use them, but do you use them properly?
The Night the Knickerbocker Theater’s Roof Collapsed. One man's eyewitness account of a disaster that killed 98 people.