In addition to providing medical care, Floating Doctors enlists locals to help with smaller-scale projects that address specific community needs.

CNN: Bringing health care to the world's most remote areas

In addition, the official says, a floating X-band radar has to be modified to track the satellite's trajectory, and the "fire-control" systems on the Navy ships also needed modification.

CNN: Attempt to shoot down spy satellite to cost up to $60 million

They launched themselves like Superman, drank floating globs of water and tossed each other around like balls, in addition to performing a variety of experiments.

CNN: Teachers take weightless ride to inspire students