Cosmos (2014)

S1E2 Some of the Things that Molecules Do

In this episode, host Neil deGrasse Tyson embarks on an exploration of the connections among all living beings and the potential evolution of life throughout the universe. Join him as he uncovers how artificial selection transformed wolves into various dog breeds and how natural selection shaped the intricate human eye. Tyson also takes a trip to the impressive Hall of Extinction, a tribute to the countless branches that have fallen from the tree of life. Together, we will trace the narrative of life on Earth, highlighting the unbroken lineage from the earliest single-celled organisms to modern humans.