Why Don't We Have More Fossils?
AdultsArchaeologyEvolutionGeologyWhen you see a bunch of fossils in a museum, you might not think about how unlikely it is that they got there. But there's a lot of lucky dice rolls that landed that mastodon in the museum, and researchers are really motivated to find out what factors influence any organism's odds of fossilizing. Here's what we know and what we need to know.
The ocean is evolving, and it’s not based on the ‘survival of the fittest’
AdultsEnvironmentEvolutionOceanAstrobiologist Betül Kaçar explains that life survives by working together, not just by competing. To elaborate, she uses an example about microbes in the Black Sea that help other organisms by sharing energy.
Another Ancestor Paradox
AdultsEvolutionGeneticsHistoryThere 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.
34 Years Of Strandbeest Evolution
AdultsArtDesignEngineeringEvolutionThe surprising genius of Strandbeests.
The Species That Broke Evolution?
AdultsHealthHistoryScienceBiologyEvolutionThe 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
AdultsEducationScienceSelfBiologyEvolutionHumans 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.