Intro to Robotics

Here's some short presentation introducing the reading into the basic concepts of robotcs engineering.
http://engineering.nyu.edu/mechatronics/smart/pdf/Intro2Robotics.pdf

And here is a link to a very interesting article containing some intro on Robotics as well as some overview of challenges resulting from the progress of robotics engineering.

http://www.mcgs.ch/web-content/Robotics.pdf

And, finally, enjoy the NASA page which includes Mars rover stories (which is also some kind of robot, isn't it?)

https://www.nasa.gov/