Of course, there was no point having weights in a weightless environment.

But in a weightless environment, even the simple act of watering presents a formidable challenge.

Because of the weightless environment, the program is also able to accommodate children with disabilities.

He attempts to escape but has to deal with a weightless environment.

The primary scientific mission of this one, I gather, is to light a match in a weightless environment.

Replies: Yes, mass can be measured in a weightless environment.

One problem, already well known, is the loss of calcium from the bones in a weightless environment.

He stepped off in the weightless environment and stood beside Nicole.

Then he walked in a sliding motion through the weightless environment to the brain center of the station.

He reports, for example, more than you want to know about what happens to human excrement in a cramped, weightless environment.