(CNN)-- Lex attended the funeral of his best friend in March, playing with the 20-year-old Marine's younger brother away from the crowd. He was beside Cpl. Dustin Lee when Lee was killed in a ...

Through these robotic dog applications ... by the US Marine Forces Special Operation Command’s agents helps to take a step ...

Congress is worried that robot dogs with machine guns will be bounding onto the battlefield in the near future. During last week's debate over the annual defense authorization bill, House ...