Top network posts

• 35 Why does water pouring from a glass sometimes travel down the side of the glass?
• 34 Why does wavelength change as light enters a different medium?
• 32 Why is gravity so hard to unify with the other 3 fundamental forces?
• 24 Why are objects at rest in motion through spacetime at the speed of light?
• 23 How can a logic puzzle be defined?
• 16 Why do physicists think that the electron is an elementary particle?
• 13 How can K (kaon) and Σ (sigma particle) be created quickly via the strong interaction and decay slowly via the weak interaction?
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