Green Definition and 306 Threads

You probably know about this guy. http://www.talonmarks.com/news/2003/11/19/Opinion/The-Life.Of.Garyridgeway-560355.shtml confessed to killing 48 women, which is a record for serial killings. The legendary Green River Killer. 48 innocent women (most were whores though). And he...

what if the aliens invade and they take over Earth and run things their way making most things better living standerds improve as their hi-teck stuff is imported science and medical teck is advanced by 1000 years but we are no longer in charge of our own fate we are not in-slaved but just...

http://antwrp.gsfc.nasa.gov/apod/ap040321.html

Need help... A bag contains two red beads and two green beads. You reach into the bag pull out a bead, replacing it with a red bead regardless of the color you pulled out. What is the probability that all beads in the bag are not red after three such replacements?

Mentat (popular poster here) asked the question to the effect of "Why does a given stimulus give a (negative) response, and why specifically is it different in people who are genetically very similiar?" I thought the information I could provide was enough to warrant a new post. Here it goes...

Does anyone know where I could find some research on the rate at which nitrogen fixation occurs in blue green algae? Im looking for some sort of formula to calculate the amount of fixed nitrogen produced by a certain amount of blue green algae. Hopeing someone has seen something somewhere on...