Questions tagged [microgravity]

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why do space persons struggle to walk after they returned from space station?

I remember a scene in my childhood (1990s) a cosmonaut was chaired away from a capsule just landed in Kazakhstan (USSR). He lived in space about 200 days. I guess that he might have lost some ...
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Are proteins a different shape in space?

Is the shape of a protein affected by gravity? In space, will the shape of a protein be different to what it is on Earth? If the structure and shape is in fact affected, then would it be enough of a ...
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Would the microgravity “shape-shifting” bacteria effect have anything to do with bacteria growing in a host?

Phys.org's news article Why bacteria 'shapeshift' in space describes a recently published study Phenotypic Changes Exhibited by E. coli Cultured in Space, Zea Luis, Z. et al, 2017, Frontiers in ...
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Do micro-organisms survive and live normally in a zero-g environment?

Have there been any experiments in space regarding micro-organism behavior? Are they able to move around in a drop of water like they do on Earth? Are they able to eat and reproduce normally? Edit: ...