Top network posts

• 68 Why don’t astronauts “push” spacecraft?
• 63 If a photon truly goes through both slits (at the same time), then why can't we detect it at both slits (at the same time)?
• 60 If electrons are identical and indistinguishable, how can we say current is the movement of electrons?
• 59 How do I experimentally measure the surface area of a rock?
• 50 Why does my tea periodically alternate its rotational speed after stirring? (Link to video below)
• 48 How are overtones produced by plucking a string?
• 42 Is force due to electric field instantaneous? If not then why?
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