b_a_t_m_4_n t1_isvcchq wrote
Vacuum is the normal state of space. You live in an atmosphere pressurised by gravity. To create a vacuum within that pressurised atmosphere we have to counteract the effect of gravity, but we only have enough power to do in for small spaces, hence a container.
SpreadingRumors t1_isvkm5h wrote
Unless you are NASA, in which case you can make spaces like this.
https://www.nasa.gov/multimedia/imagegallery/image_feature_1281.html
b_a_t_m_4_n t1_isxbgyr wrote
Yeah....it's still a tiny space compared to the volume of the atmosphere though isn't it?
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