It depends. If you have a 1st or 2nd. You can't they can't play video. If you have a 3rd, 4th, or 5th, download the video podcast, and drag it onto the iPod or sync it.
yes
The iPod nano 2nd Generation is not capable of playing video. The first iPod nano that was video capable was the 3rd Generation iPod nano.
The current iPod Nano range do not play video files.
sure
no, only the 3,4,5 generation ipod nano could play video. The new 6th generation nano won't play video anymore (not sure)
The iPod Nano (6th generation) does not play video.
nope
Both, but only the new ipod nano can play movies. [Note: I would not download movies on the 4gb nano]
yes the ipod nano can play videos
Yes, an iPod Nano can play music.
you can also play games
video, music, image slideshows, radio, games ( older generations )