my name is joe pennant and i'm your host for exploration earth 2050. in this episode we're going to take a look at robots. all kinds from space robots to factory robots. this is an unbelievably exciting time in human history because we're in the middle of a robotic revolution.

pennant. the giants win. and in the world series, number 1. defensive play of game seven. joe panic. how did he get to it?dive. and the giants third world series in the last five years. >> nice. >> very nice. >> defensive, he said he never practiced that play. but i don't know. >> i interviewed him after the game. >> these guys, elite athletes. >> i guess so. >> we will be right back. ,,,,,,,,,,,,,,,,,,,,,,,,,, our ne >> hope you had a great day. david letterman is next. >> hope it was a merry christmas for you. our next newscast tomorrow morning at 4:30. we are back tomorrow night. ( band playing "late show" theme ) >> from broadway, the show business capital of the world, it's the "late show" with david letterman. tonight... plus paul shaffer and the cbs orchestra. i'm alan kalter. and now, the jolly and the jovial, david letterman! captioning sponsored by worldwide pants and cbs ( band playing "late show" theme ) ( cheers and applause )

pennant. the giants win. and in the world series, number 1. defensive play of game seven. joe panic. how did he get to it?e giants third world series in the last five years. >> nice. >> very nice. >> defensive, he said he never practiced that play. but i don't know. >> i interviewed him after the game. >> these guys, elite athletes. >> i ,,,,,,,,,,,,,,,,,, our ne >> hope you had a great day. david letterman is next. >> hope it was a merry christmas for you. our next newscast tomorrow our next newscast tomorrow morning at 4:30. start a revolution a revolution in coffee quality with the finest nespresso coffee blends. a revolution in technology with unique centrifusion. a revolution in taste with a naturally formed crema on both coffee and espresso. nespresso vertuoline. a broader mix of energies, world needs which is why we are supplying natural gas, to generate cleaner electricity, that has around 50% fewer co2 emissions than coal.