Sidian3 is a middle aged woman who has Dissociative Identity Disorder (D.I.D.), formerly known as Multiple personality disorder. She makes video blogs about this and related subjects. Potential triggers and sensitive topics are in videos after the jump. [more inside]
The Integrator. Mostly for math/science/engineering people, this is a web based free Mathematica integrator. It can do indefinite integration on every integrable function (over one variable). It is a blessing for students and a great web resource. Anyone seen anything as scientifically handy on the web recently?