The Crash Course guys teach about life on Earth- the earliest forms of life on Earth, and some of the ways that they developed into other forms. [13:29]

The Crash Course guys teach you about the Anthropocene, an unofficial geological era that covers the last century or so, in which humanity has made massive progress. [12:20]

In the last 3.8 billion years, life on Earth has evolved from single-celled prokaryotes to an array of life we have today. Find out about about Darwin, evolution, and natural selection. [15:05]

Learn about the Sun, and the formation of the planets in this crash course tutorial focusing on the formation and development of the Earth. [14:33]

Learn about what happened in the Universe after the big bang. Also find out about cosmic background radiation, how hydrogen and helium turned into stars, formed galaxies, created heavy elements, and eventually created planets. [14:37]

Find out about what the future holds for humanity and the universe after millions and millions of years. [13:31]

A Crash Course on the modern revolution, and the upside of the progress that humanity has made in the last 500 years. [13:58]

Crash Course walks students through the start of everything: The Big Bang. We'll look at how the universe unfolded at its very beginning, and how everything in the universe that we know today came into being. [14:26]

John and Hank teach you about how human primates moved out of Africa, and how humans evolved. [16:14]

This video that discusses why cosmic evolution matters including the rapid growth of after the Big Bang beginning with cosmic inflation and continuing through external inflation to theories of how the universe might end.

A crash course about humanity conquering the Earth. As human beings spread out across the world and populations grew, humanity reached a critical mass of innovators, and collective learning ensued. [13:41]