The Origin and Evolution of Earth: From the Big Bang to the Future of Human Existence
Where to Watch The Origin and Evolution of Earth: From the Big Bang to the Future of Human Existence
48.
Coevolution of Geosphere and Biosphere
2024-10-17
Review the 10 stages of mineral evolution, from the solar nebula to the rise of animals with mineralized skeletons. Are we now entering an 11th stage?
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47.
The Nearer Future
2024-10-17
Glimpse 50,000 years into the future, when the greatest geographical changes on Earth will come from rising and falling sea levels. Then look a mere century ahead, focusing on the likely effects of rising greenhouse gases.
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46.
The Next 5 Billion Years
2024-10-17
In the next two lectures, explore events that will affect Earth in eons to come. Begin with the end stages of our planet, some 5 billion years in the future.
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45.
Humans and the Anthropocene Epoch
2024-10-17
Study the place of humans in geological time, the most recent portion of which has been called the Anthropocene epoch. Humans are changing Earth's near-surface environment at a pace that may be unprecedented in more than 4.
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44.
Impact! From Dinosaurs to Mammals
2024-10-17
The most famous of all extinctions occurred at the end of the Cretaceous period, 65 million years ago. Analyze the role of an asteroid in this turning point in the evolution of mammals and other groups, which managed to survive and flourish while dinosaurs and countless other species perished.
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43.
From the
2024-10-17
Search for the cause of the worst catastrophe ever to befall Earth's biosphere: the Permo-Triassic Extinction, also called the Great Dying, which occurred roughly 250 million years ago. Then follow the rise of the dinosaurs, which became the dominant vertebrates for the next 185 million years.
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42.
Life Speeds Up
2024-10-17
Focus on the second half of the Paleozoic, between 400 and 250 million years ago, when oxygen reached its highest levels ever. Terrestrial vertebrates emerged and life went through many crisis points, with repeated episodes of extinction followed by intervals of evolutionary novelty.
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41.
Between Rodinia and Pangaea
2024-10-17
Once ozone collected in the upper atmosphere, life no longer had to stay submerged to avoid the sun's damaging ultraviolet radiation. Survey the first half of the Paleozoic Era, between 542 and 400 million years ago, when a great green revolution occurred on dry land.
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40.
Biominerals and Early Animals
2024-10-17
Having journeyed through almost 90 percent of Earth's history, finally arrive at the evolution of animals. Learn how the animal kingdom would not have been possible without minerals.
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39.
Deep Carbon
2024-10-17
Cover the Deep Carbon Observatory, Professor Hazen's 10-year, billion-dollar research project to understand the cycling of all forms of carbon on Earth, from the surface to deep in the planet. Focus on the mystery of the origin of Earth's methane.
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38.
The Second Great Oxidation Event
2024-10-17
In a perfect demonstration of the interaction between geology and life, see how the snowball-hothouse cycles led to a Second Great Oxidation Event, which raised the level of oxygen to near-modern levels for the first time. Discover how different scientist teams deciphered the clues.
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37.
Snowball Earth and Hothouse Earth
2024-10-17
Some 750 million years ago, Earth entered a period of extreme climate instability, starting with a brutal ice age. Seek the explanation for almost 200 million years of back-and-forth swings between snowball and hothouse phases.
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36.
Feedback Loops and Tipping Points
2024-10-17
If pushed too far, Earth's systems can become unbalanced and reach tipping points, with consequences for climate and life that are difficult to predict. Study the lessons of 850 million years ago, when the breakup of the Rodinia supercontinent caused a cascade of dramatic changes.
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35.
The Supercontinent Cycle
2024-10-17
From a plate tectonics point of view, the boring billion was action-packed. Follow the formation and break-up of supercontinents, probe the nature of the global superocean, and identify the reasons that life on Earth changed little during this interval of radically altering geography.
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34.
The Boring Billion? Cratons and Continents
2024-10-17
After the dramatic changes of Earth's first 2.5 billion years, what came next appears to be a "boring billion" years of stasis.
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33.
Earth's Greatest Mineral Explosion
2024-10-17
Investigate the rise of mineral diversity in the wake of the Great Oxidation Event-a diversity that has far surpassed anything on other planets in the solar system. Discover that new minerals appeared, not steadily, but during relatively short episodes of intense activity associated with the formation of supercontinents.
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32.
Microbial Mats and Which Minerals Can Form
2024-10-17
Carpet-like colonies of algae called microbial mats date back almost to the dawn of life. Because they use photosynthesis, microbial mats help date the Great Oxidation Event.
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31.
Earliest Microbial and Molecular Fossils?
2024-10-17
See how three rare and distinctive ancient rock types-black carbon-rich chert, black carbon-rich shale, and mound-like stromatolites-provide tantalizing evidence for life on Earth more than 3 billion years ago. Focus on the researchers who have blazed the trail in this challenging field.
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30.
Red Earth
2024-10-17
By 2.4 billion years ago, Earth's atmosphere contained a small but significant amount of molecular oxygen.
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29.
Eons, Eras, and Strategies of Early Life
2024-10-17
By 3.5 billion years ago, life was established on Earth. After reviewing the geological timescale, follow the development of life over its first billion years, learning that biochemical processes mimicked the existing chemistry of rocks and gradually altered Earth's surface environment.
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28.
Why Reproduction? World Enough and Time
2024-10-17
What was the first collection of molecules that could copy itself? Investigate three theories of early reproduction: the reverse citric acid cycle, autocatalytic networks, and self-replicating RNA.
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27.
Biomolecules
2024-10-17
Focus on the role of minerals in the origin of life. Nothing matches the solid, crystalline surfaces of minerals in their ability to select, concentrate, and assemble the biomolecules that are instrumental for life.
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26.
Geochemistry to Biochemistry
2024-10-17
Investigate the problem of defining life, focusing on the organic raw materials from which life must have begun. Learn that these materials are surprisingly common across the universe.
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25.
Plate Tectonics Changes Everything
2024-10-17
Research after World War II converged on a remarkable theory for the evolution of Earth's crust and upper mantle: plate tectonics. Study the evidence that led scientists to conclude that a dozen shifting plates explain earthquakes, volcanoes, mountain ranges, deep sea trenches, and much more.
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24.
Moving Continents and the Rock Cycle
2024-10-17
Explore early attempts to explain why the continents fit together like pieces of a jigsaw puzzle, including Alfred Wegener's continental drift theory and the expanding Earth hypothesis. Lay the groundwork for an understanding of the revolutionary theory of plate tectonics by reviewing the stages of the rock cycle.
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23.
Earth's Mineralogy Takes Off
2024-10-17
Continue your study of the stages of mineral evolution by looking at what happens when granite partially melts. Under the right conditions, the resulting crystals can be unusually large and strikingly beautiful.
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22.
Gray Earth - Clays and the Rise of Granite
2024-10-17
Probe the essential features of clay minerals, which are abundant on both Earth and Mars. Then investigate why Earth has so much granite.
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21.
Earth and Mars versus Mercury and the Moon
2024-10-17
Search for the reason that Earth and Mars have far greater mineral diversity than Mercury and Earth's moon. Probe clues such as tiny zircon crystals that are the oldest surviving minerals on Earth.
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20.
Blue Earth and the Water Cycle
2024-10-17
Hunt for unseen water on the moon, Mars, and Earth, discovering that copious quantities exist in unlikely places, including hundreds of miles underground. Professor Hazen tells how his lab duplicates conditions in Earth's deep interior to learn how minerals incorporate water under extreme pressure.
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19.
Origins of the Oceans
2024-10-17
Follow Earth's remarkable transition from a dry world with a uniform black basaltic surface to a wet planet of rivers, lakes, and oceans. Also learn about the special properties of water, which make it a universal solvent, a vehicle for life, and the chief architect of Earth's surface features.
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18.
The Black Earth
2024-10-17
Trace the evolution of Earth's first rocks, which crystallized from the young planet's seething magma oceans. Peridotite was the earliest major rock type to form.
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17.
The
2024-10-17
Survey Earth's six dominant elements: oxygen, magnesium, aluminum, silicon, calcium, and iron. Each has played a key role in Earth's history, governed by the element's distinctive chemical character.
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16.
The Big Thwack!
2024-10-17
Continue your investigation of the moon's origin. The simplest theory that explains the evidence is the "big thwack" model.
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15.
How Did the Moon Form?
2024-10-17
Investigate the case of the massive moon. Where did Earth's unusual moon come from? Explore the three possibilities considered before the Apollo moon landings gave scientists actual lunar samples to analyze. Also hear the story of Professor Hazen's close encounter with moon dust.
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14.
The Accretion and Differentiation of Earth
2024-10-17
Follow the stages of Earth's initial formation, as solar system debris in our neighborhood of space collided until one object dominated, growing into the embryonic Earth. Trace the process of differentiation that produced a distinct core, mantle, and crust; and learn how scientists know the details of Earth's deep interior.
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13.
Achondrites and Geochemical Affinities
2024-10-17
Having surveyed the first stage of mineral evolution during the solar nebula phase, turn to stage two, which saw an explosion of mineral diversity during the accretion of protoplanets. One key to understanding how minerals began to diversify during this period is the influential classification scheme developed by geochemist Victor Goldschmidt.
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12.
Meteorite Types and Planetesimals
2024-10-17
As planetesimals grew, the primary chondrite minerals were altered in ways that formed a different class of meteorites: achondrites. Study these fascinating relics from destroyed mini-planets.
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11.
Mineral Evolution, Go! Chondrite Meteorites
2024-10-17
Focus on the most numerous class of meteorites: chondrites. These incredibly ancient rocks tell a story of intense pulses of radiation from the infant sun, which melted dust grains into sticky rocky droplets called chondrules.
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10.
Meteorites
2024-10-17
Most meteorites that fall to Earth are older than Earth itself. Review our understanding of these artifacts of the solar nebula, learn where most meteorites are found, and hear about Professor Hazen's experiences searching for meteorites in the murky world of international meteorite trading.
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9.
Hints from the Gas Giants and Their Moons
2024-10-17
Tour Jupiter, Saturn, Uranus, and Neptune
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8.
The Early Solar System
2024-10-17
Investigate the work of the most successful planet-hunter of all time: the Kepler spacecraft, which found thousands of candidate planets orbiting other stars. Then focus on the origin of the four terrestrial planets in our inner solar system: Mercury, Venus, Earth, and Mars.
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7.
The Birth of the Solar System
2024-10-17
Where did Earth and the solar system come from? See how an idea proposed in the 18th century provides a simple and elegant answer to this question.
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6.
Coming to Grips with Deep Time
2024-10-17
Plunge into deep time-the vast period that reaches back to Earth's beginning. Professor Hazen walks you through a memorable analogy that orients you along this sea of ceaseless change.
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5.
Presolar Dust Grains
2024-10-17
Unravel the story told in "presolar" grains of dust formed by stars very different from our sun. These are the earliest building blocks of our own solar system.
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4.
Ur-Minerals, First Crystals in the Cosmos
2024-10-17
Trace the origin of minerals and discover a surprising candidate for the first crystal forged in the cauldron of dying stars. Then follow the processes that created other early minerals, which survive in their original form in microscopic presolar dust grains in interplanetary space.
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2.
Origin and Evolution of the Early Universe
2024-10-17
Earth has existed for only a third of the history of the universe. What happened before our planet formed?
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1.
Mineralogy and a New View of Earth
2024-10-17
Begin your study of Earth's history by voyaging backward in time, seeing how each crucial stage in the evolution of our planet depended on what came before. Preview the surprising role played by minerals, which coevolved with life-a link that provides a revolutionary new way of understanding Earth.
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The Origin and Evolution of Earth: From the Big Bang to the Future of Human Existence is a series categorized as a new series. Spanning 1 seasons with a total of 47 episodes, the show debuted on 2024. The series has earned a no reviews from both critics and viewers. The IMDb score stands at undefined.
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How can I watch The Origin and Evolution of Earth: From the Big Bang to the Future of Human Existence online? The Origin and Evolution of Earth: From the Big Bang to the Future of Human Existence is available on The Great Courses with seasons and full episodes. You can also watch The Origin and Evolution of Earth: From the Big Bang to the Future of Human Existence on demand at Amazon Prime, Apple TV Channels, Amazon online.
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