This is a pretty basic tutorial but extremely well written and goes through the process step by step.
The Asimov fan girl in me is all over this. A soft actuator is being developed so that robots will know how tightly to grip onto objects, or human, as to not be a danger.
An simplistic yet interesting look at that sources in which search engines mine their data.
Not really an article, but a short list of some data science sources that will not come up on a Google search.