/u/i-love-tree-rats's posts
Why a 90 year old (and anyone) can go to space today but in the 60's the astronauts had to go through so many trainings like the human centrifuge?
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If a space shuttle is only used for travelling between places without the need to enter the atmosphere, can we build it in any shape because it doesn't need to be aerodynamic?
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Why is the transition from summer to winter (or vice versa) a series of fronts instead of a graduate, consistent drop in temperature?
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Is it possible for someone to contract coronavirus, suffers only mild symptoms, recovers and never knew they had the virus?
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