List Of Unsolved Problems In Physics

This article highlights key unsolved problems in physics, divided into theoretical and experimental issues. Notable questions include dark matter, dark energy, neutrino mass, and the inconsistencies between the Standard Model and general relativity, especially in extreme conditions like black holes and the Big Bang.
#6 Actually a really cool list
#19 I remember when I first found out that the Roman statues used to be paint to make them appear lifelike. Creepy.