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YouTube

How Did Life First Find a Way? A Review of the Scientific Evidence

Royal Tyrrell Museum of Palaeontology via YouTube

Overview

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Explore the origins and evolution of life on Earth in this 49-minute Royal Tyrrell Museum Speaker Series talk by Julius Csotonyi. Delve into the scientific evidence surrounding how life first emerged, examining extreme environments, early Earth conditions, and deep ocean habitats. Learn about the definition of life, the origins of phototrophy, and the development of crucial biological processes like cyclic electron transfer and ATP synthesis. Discover the importance of pigments as solar collectors and how bacteria absorb light. Investigate hydrothermal vents, stromatolites, and the process of terraforming. Understand the significance of oxygenation, the formation of the ozone layer, and the Snowball Earth hypothesis. Explore modern-day microbial communities, including those in Antarctica, and gain insights into the diverse microbial ecosystems that have shaped our planet's history.

Syllabus

Introduction
Speaker Introduction
Time Periods
Extreme Environments
Definition of Life
Early Earth
Deep Ocean
Origins of Life
Evolution of Life
Phototrophy
Cyclic Electron Transfer
Rube Goldberg Machine
ATP synthase
Pigments
Solar collectors
Light striking
Why is this important
Modernday microbial communities
Spectrum of radiation
Bacteria absorb light
Hydrothermal vents
Infrared
Stromatolites
Terraforming
Oxygenation
Ozone
Snowball Earth
Antarctica
psych profiles
microbial ecosystems

Taught by

Royal Tyrrell Museum of Palaeontology

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