Everything You See On Earth Is Thanks To Evolution

Everything You See On Earth Is Thanks To Evolution

Most people have a basic grasp of what evolution is: an organism starts out as one thing, then, in a random series of events over millions of years, evolves into something else. When it comes to the specifics, though, we're not all so sure of ourselves. For example, is there a difference between evolution and natural selection, and if we evolved from monkeys, why are there still monkeys? Delve into this heady subject with the content below.

The Most Popular Image of Evolution Is A Myth

Its popularity can make it harder to understand evolution.

Why "The Road To Homo Sapiens" Is Wrong

It was never meant as a concrete illustration of the concept.

03:51

Key Facts In This Video

  • 1

    From right to left, the image depicts Homo Sapiens, Cro-Magnon, Neandertal, Ramepithecus, Oreopithecus, and Dryopithecus. (0:23)

  • 2

    Some of the species in the image are just wrong. The specimen that Cro-Magnon was based on turned out to be a modern Homo Sapiens, so it didn't technically exist. We also didn't evolve from Neandertals: we had a shared ancestor, but we coexisted until around 40,000 years ago. (1:49)

  • 3

    Evolution isn't a linear process. There are plenty of other organisms with which we share ancestors that are just as successful, like chimps and orangutans. (2:37)

Evolution 101

How does evolution work?

The Co-Discoverer of Evolution You've Never Heard Of

Meet the scientist who never reached Darwin's fame.

Who Was The First Human?

"A monkey" is not the right answer.

What's The Difference Between Evolution and Natural Selection?

They're not actually one and the same.

02:49

Key Facts In This Video

  • 1

    In general, the word "evolution" means change or development. (0:11)

  • 2

    Darwin proposed the theory of natural selection as an explanation for how evolution could have occurred naturally. (1:14)

  • 3

    Frozen O-rings in the rocket boosters probably caused the tragic Challenger explosion. (1:39)

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