Baryonic asymmetry: why does matter dominate antimatter?

Baryonic asymmetry remains one of the most profound enigmas of contemporary physics. Our observable universe is almost exclusively made up of matter, whereas particle physics predicts an initially symmetric universe, where matter and antimatter should have appeared in equal quantities. This matter-antimatter imbalance raises fundamental questions about the origin of the matter that makes up … Read more

Cosmology and the Origin of the Universe

La cosmologie et l'origine de l'univers

IN BRIEF Big Bang: cosmic event marking the origin of the Universe according to the current cosmological model. Origins of the Universe: study of the conditions preceding and following the Big Bang. Formation Eras: the Universe evolved through the radiation era, followed by the matter era. String Theory: suggests that the Big Bang could be … Read more