It isn't.. it can ride by itself, somewhat. Just put the bike name in Youtube and you'll see some clips of it riding with and without a person on it....
It seems a little strange to me that a SpaceX Dragon cargo ship is on the way to the ISS (launched yesterday) and a Russian Progress cargo ship just...
I guess I could have told what I was questioning, which a medical practitioner might find amusing. I was handed a pen style injector for insulin and...