Another Ancestor Paradox
AdultsEvolutionGeneticsHistory There is a point in human history where everyone alive at the time fits into one of two categories: Either they are the ancestor of nobody alive today, or they are an ancestor of everyone alive today because of how genealogy and genetic lineages work – and it is much more recent than you think.
Why Do Butterflies Bother Being Caterpillars?
AdultsAnimalsLifeNatureEvolutionBiology... It seems wild that some animals basically trade in their bodies for new ones during their lifetime, but it's actually really common – and it makes a lot of sense.
We Only Discovered This 10 Years Ago
AdultsEducationHistoryBiologyEvolutionScience... Most living things on Earth need oxygen to survive, but scientists discovered a species of bacteria that uses oxygen totally differently from every other organism on Earth.
The Species That Broke Evolution?
AdultsHealthHistoryScienceBiologyEvolution... The ancestors of gars, horseshoe crabs and coelacanths looked almost the same as their modern relatives. Darwin called species like these “living fossils'' because they seem like they are evolutionarily frozen in time. But Darwin was wrong.
How Did Life Begin? (Evolutionary History): Crash Course Biology #16
AdultsEducationScienceSelfBiologyEvolution... Humans may have been around for a long time, but life has existed for way longer. In this episode of Crash Course Biology, we’ll journey through deep time to uncover the history of life on Earth.
Ancient Life as Old as the Universe
AdultsEducationNatureScienceEvolutionHistory... Life has existed on one planet for about 4 billion years, for all we know. But it might have started right after the Big Bang, when the universe was much stranger and more fantastic than today.
Why So Many Ladybugs Don't Look Like Ladybugs
AdultsAnimalsLifeNatureBiologyEvolution... Ladybugs are red with black spots, right? Well, not always. There's a lot of genetic and evolutionary reasons that they can be different colors with wacky patterns.
Neanderthals 101
YouthHistoryHumanScienceEvolution... Learn facts about Neanderthal man, the traits and tools of Homo neanderthalensis, and how the species fits into our evolution story.
Kingdom Of Plants - An Evolutionary Quirk
YouthNatureScienceEvolution David Attenborough takes us through the jade plant and its extraordinary evolutionary quirk.
You Are A Fish
AdultsAnimalsHumanNatureScienceEvolutionBiology... With our current understanding of evolutionary history and our strategy of cladistic naming, if we wanted to have both goldfish and sharks under a single group called "fish", then mammals must also be called fish.
How Evolution works
AdultsBiologyGeneticsHistoryScienceEvolution... The theory of evolution explains how the enormous variety of life could come into existence. How it is possible for primitive life forms to spawn the millions of different creatures, that exist today.