This clip explores the leading theory about the origins of the universe, the Big Bang theory. It shares evidence for this theory, notes that the universe is exponentially growing larger, and describes the Big Bang theory in detail.
This clip explores the origins of the universe and the focus of cosmologists. It describes the leading theory, the Big Bang theory, and discusses how physicists study the universe using particle colliders.
This intro song to The Big Bang Theory covers topics such as the origins of the universe, universal expansion, and the Big Bang. It is important to note that there are inaccuracies in this intro song, so it makes for good review, discussion, and/or an assignment (confirm or refute one of the claims).
Brian Cox explains the origin of the mitochondrial symbiotic relationship with the cell. He starts with introducing the nucleus and gives context to the early cell types - prokaryotes and eukaryotes. Brian then explains what scientists believe was the beginning of a symbiotic relationship where a bacteria enters an archaea.