Scansite At tool for finding protein motifs
GenePattern Genomics analysis tools for dummies (like me)
Harvester Tool to get gene info from various databases
Mekentosj Various useful OS X software tools for molecular biology
SP-studio Make your own South Park character
Windguru The best wind forecast site!
Best online documentaries Check it out!
MIT opencourse Especially "Introduction to Biology" lectures from Eric Lander and Bob Weinberg are brilliant