| Bed rest can closely imitate some of the detrimental effects of weightlessness on the body. |
| They are doing much to open the door to a new marketplace offering the experience of weightlessness and suborbital space flight to the public. |
| Since then a number of biosatellites have been flown into orbit, testing weightlessness in different types of plants and animals. |
| Within capitalist societies, infinite expansibility and weightlessness lead to economic concentration. |
| The use of one uncut steadicam sequence gives the film a sense of weightlessness. |
| To simulate the effects of weightlessness, women must lie in beds tipped at an angle of six degrees. |
