Foundations of Life's Origins
Understand the fundamental scientific theories and evidence behind the emergence of life on Earth.
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About this course
Course contents
6 modules · 30 lessons · 3h
1
The Stage for Life
Understand the context and environment of the early Earth.
- What is Abiogenesis?
Define abiogenesis as the natural process of life arising from non-living matter.6 min - The Tools of Scientific Inquiry
Explain how scientists use chemistry, geology, and biology to study the distant past.6 min - The Hadean Earth
Describe the extreme physical conditions of Earth 4 billion years ago.6 min - The Early Atmosphere
Discuss the chemical makeup of the early atmosphere and the absence of free oxygen.6 min - The Importance of Liquid Water
Explain why water is the essential solvent for the chemical reactions of life.5 min
2
From Atoms to Molecules
Explore how simple chemicals became complex organic building blocks.
- The Concept of Chemical Evolution
Introduce the idea that molecules can increase in complexity over time.6 min - The Miller-Urey Experiment
Analyze the landmark study that proved organic molecules can form from inorganic gases.7 min - Building Blocks: Amino Acids
Explain the role of amino acids as the precursors to proteins.6 min - Building Blocks: Nucleotides
Explain the role of nucleotides as the precursors to genetic material.6 min - Building Blocks: Lipids
Describe how lipids provide the framework for biological membranes.6 min - Energy Sources for Chemistry
Identify lightning, UV radiation, and heat as drivers for chemical synthesis.6 min
3
The RNA World
Understand the hypothesis of self-replicating molecules.
- The Replication Paradox
Discuss the 'chicken or egg' problem of DNA and proteins.6 min - The RNA World Hypothesis
Introduce RNA as a molecule that can both store information and catalyze reactions.6 min - Ribozymes: Nature's First Enzymes
Explain how RNA molecules can act like biological machines.6 min - Information and Heredity
Describe how simple molecular sequences can transmit 'instructions'.6 min - The Shift to DNA
Explain why life eventually transitioned to DNA for more stable data storage.6 min
4
The First Containers
Learn about the formation of protocells and early metabolism.
- Why Life Needs a Boundary
Explain the importance of compartmentalization for concentrating chemical reactions.6 min - Self-Assembling Vesicles
Describe how lipids spontaneously form spheres in water.6 min - Defining the Protocell
Identify a protocell as a non-living precursor that mimics biological cell behavior.6 min - Early Metabolism
Explore how simple energy gradients could power the first 'living' systems.6 min - Growth and Division
Explain how physical forces allow protocells to grow and split without complex machinery.6 min
5
Hypotheses and Evidence
Examine the different scientific models for where life began.
- The Primordial Soup
Examine the theory of life beginning in shallow surface waters.6 min - Hydrothermal Vents
Explore the theory of life beginning in the deep ocean near heat vents.6 min - Panspermia
Discuss the possibility of organic molecules or life arriving via meteorites.6 min - The Role of Clay Minerals
Explain how mineral surfaces could have acted as templates for early polymers.6 min - Evaluating the Evidence
Learn how to compare different hypotheses based on current geological data.6 min
6
The Emergence of Biology
Synthesize the narrative of life's transition and current research.
- LUCA: Our Last Common Ancestor
Define the theoretical organism from which all modern life descended.6 min - The Fossil Record of Early Life
Review evidence like stromatolites that show life's presence billions of years ago.6 min - The Scientific Narrative
Connect the steps from a cooling Earth to a living biosphere into a single story.6 min - The Future of Origins Research
Identify the major unanswered questions remaining in the study of abiogenesis.6 min
The Origin Story Project
You will synthesize the course material by creating a structured narrative that explains the emergence of life to a non-scientific audience.
What you'll get
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Certificate of completion
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Short & focused
3h of practical content
Certificate of completion
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Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.
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