1.  For what purpose will the U.S. military use the PETMAN robot?

2.  What other types of robots have been developed for the military, as well as for consumer use?

3.  How was the research and development for Boston Dynamics' carrying robots LittleDog, BigDog and AlphaDog financed?

4.  For what reasons is the U.S. military funding robotic projects, according to Lt. Col Hitt of DARPA?

5.  Some are opposed to the cost of the robotics projects, or question whether most will ever be used in real military situations.
Read the "Background" below the questions and watch the video and visit the links under "Resources."
Do you think these projects are worthwhile enough for the military to fund with taxpayer dollars?  Explain your answer.