I came across these PDFs in my AI class, they are some very interesting reads. For those of you who aren't familiar with the idea of Singularity, you may want to start here .
Who's who in Singularity
Waiting for the Rapture
Unassuming Singularity
The Conscious Conundrum
Singularity Index
Singular Simplicity
Signs of the Singularity
Can Machines be Conscious
Economics of the Singularity
Reverse Engineering the Brain
Rupturing the Nanotech Rapture