The effects of weightlessness on sleep are measured by a psysiological psychologist at the University of Florida in Gainesville. The subject is lying in a tub of water specially constructed by General Dynamics. 1976 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Bucher, Van D. |
Bildgröße: | 2846 px × 4089 px |
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