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Vital constants to meassure in outer space [migrated]

When an astronaut goes to outer space, what can you measure? I'm thinking about the person's safety, so this is what I got so far: Oxygen level Heart beat Suit pressure Blood pressure Solar ...
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846 views

Why does a microwave oven affect other electronic devices

When I turn my microwave oven over the stove on, it will cause a motion sensor light in the hallway next to the kitchen to got off and on. This affect can be reproduced anytime. I did notice that ...