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Astrobiology in Brief with Dr. Harold Geller.

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Presentation on theme: "Astrobiology in Brief with Dr. Harold Geller."— Presentation transcript:

1 Astrobiology in Brief with Dr. Harold Geller

2 A Universe of Life Searching for life everywhere
Planets, stars, galaxies, Big Bang Conception of size and distance Stars and the origins of chemicals Formation of planets Defining astrobiology – the science

3 The Science of Life in the Universe
Ancient cosmologies Science as a way of knowing Copernicus, Galileo, Kepler, Newton Pseudoscience and nonsense

4 The Nature of Life What is it? Cells Metabolism DNA Extremophiles

5 The Geological History of the Earth
Geologic Timescale Plate Tectonics Solid Earth Greenhouse Effect Relative/Absolute Dating

6 The Origin and Evolution of Life on Earth
Origin of Life Prokaryotes Eukaryotes Oxygen in Air Impacts & Extinctions Human Evolution

7 Searching for Life in the Solar System
Environmental Needs In the Solar System

8 Mars Science Fiction Search for Life Martian Meteorites Exploration

9 Life on Jovian Moons Europa Titan Others

10 The Nature and Evolution of Habitability
Habitability Zone Past, Present, Future

11 The Search for Habitable Worlds
Planet Formation Extrasolar Planets Detection Earth-like Planets?

12 The Search for Extraterrestrial Intelligence
SETI Drake Equation

13 Interstellar Travel How realistic? Relativity and time dilation
Engineering Limited by c Relativity and time dilation Wormholes and hyperspace?

14 The Fermi Paradox Where are the aliens? Galactic colonization
Resolving the paradox

15 Contact – Implications of the Search and Discovery
Can we make contact Which kind 1st, 2nd, 3rd Contact implications

16 Astrobiology in One Sentence
The universe is unimaginably large and alive, and you are not at it's center; and the way to know the universe is through science Dr. Harold Geller, Spring 2005 HAVE A GREAT SUMMER


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