Catalog Search Results
Author
Series
Great Courses volume 20
Language
English
Description
This lecture's cases illustrate how sports-related injuries are treated in emergency departments. You'll encounter a softball player suffering from a concussion, a young boy's dangerous eye injury from a haphazard game of lawn darts, a teen rescued from a near-drowning event, and a golfer's stubborn poison ivy rash.
Author
Series
Great Courses volume 11
Language
English
Description
What happens when the accepted picture of reality is dramatically overthrown? Watch this happen in the late 20th century, when scientists suddenly discovered two completely unexpected phenomena: dark matter and dark energy, which together dwarf the contribution of ordinary matter to the cosmos.
Author
Series
Great Courses volume 16
Language
English
Description
What's the safest angle to lean a ladder against a wall to keep the ladder from slipping and falling? This is a problem in static equilibrium, which is the state in which no net force or torque (rotational force) is acting. Explore this condition and develop tools for determining whether equilibrium is stable or unstable.
Author
Series
Great Courses volume 19
Language
English
Description
The mystery of a bouncing rubber ball launches you into the study of polymers-long molecules with many repeating subunits. Explore their immense variety, from poly synthetics like polyethylene and polyester to organic molecules such as proteins, carbohydrates, and DNA.
5) Redefining Reality: The Intellectual Implications of Modern Science: Transhumans: Making Living Gods
Author
Series
Great Courses volume 33
Language
English
Description
Prosthetics, eyeglasses, and other aids were once seen as less-than-ideal substitutes for normal human abilities. But now technology can enhance us well beyond what's considered normal. Examine the superhuman traits currently available and those on the drawing board. Has the era of the cyborg arrived?
Author
Series
Great Courses volume 21
Language
English
Description
Follow the history of the universe from just after the big bang to the far future, when the universe will consist of virtually empty space at maximum entropy. Learn what is well founded and what is less certain about this picture of a universe winding down.
Author
Series
Great Courses volume 12
Language
English
Description
A dramatic demonstration with a bowling ball pendulum shows how conservation of energy is a principle you can depend on. Next, solve problems in complicated motion using conservation of energy as a shortcut. Close by drawing the distinction between energy and power, which are often confused.
Author
Series
Great Courses volume 18
Language
English
Description
The Holocaust raised troubling questions about the mind and its relation to authority. Examine three landmark experiments that tested the limits of human autonomy and came to shocking conclusions: Solomon Asch's group think study, Stanley Milgram's obedience study, and Philip Zimbardo's Stanford prison study.
Author
Series
Great Courses volume 1
Language
English
Description
Humans are, from an evolutionary perspective, certainly the most unique species on Earth. Start the course by learning how to approach the subject of human behavior. You may be surprised to discover that there are plenty of ways in which we have the same behavioral aspects as other animals: and also behaviors for which there is no precedent in the animal kingdom.
Author
Series
Great Courses volume 8
Language
English
Description
Definitive emergency care requires, first and foremost, a diagnosis. Visit a community emergency department that shares space with an urgent care center, and learn how patients like a 2-year-old with a persistent cough and a 49-year-old with a stuffy nose illustrate the importance of treating the cause-not the symptoms.
Author
Series
Great Courses volume 8
Language
English
Description
Track the history of infectious diseases decade by decade: the easily cured childhood illnesses of the 50s, the diseases spread by risky behaviors in the 60s, and the outbreak of Legionnaires' Disease in the late 70s, followed by the tragedies of human immunodeficiency virus, or HIV, in the 80s and 90s.
Author
Series
Great Courses volume 17
Language
English
Description
Analyze the mix of gases in air, from the most abundant-nitrogen and oxygen-to minor constituents such as argon and carbon dioxide. Explore the phenomenon of air pressure and how it affects human life. Also chart the worrisome increase in the amount of carbon dioxide in the atmosphere.
Author
Series
Great Courses volume 60
Language
English
Description
Having covered the remarkable discoveries in physics, turn to the great gap in our current knowledge, namely the nature of the dark matter and dark energy that constitute more than 95% of the universe. Close with a look at other mysteries that physicists are now working to solve.
Author
Series
Great Courses volume 11
Language
English
Description
Arching high overhead in the summer sky is the Milky Way, which is the plane of the Earth's galaxy seen from the inside. Tour this densely packed region of stars of all types, from dusty regions of star birth to the exquisite shells of dying stars. Here, a useful orienting feature is the Summer Triangle.
15) World's Greatest Geological Wonders: 36 Spectacular Sites: Yellowstone - Geysers and Hot Springs
Author
Series
Great Courses volume 25
Language
English
Description
What happens when a hotspot is beneath a continent? The answer is Yellowstone National Park, a wonderland of geysers and hot springs nestled in the gigantic caldera of a supervolcano. Tour the attractions of Yellowstone, and ponder the history and future of the hotspot that fuels it.
Author
Series
Great Courses volume 2
Language
English
Description
Take a step back to define reality as understood by the ancient Greeks. Then work your way forward through revolutionary ideas about reality proposed by Plato, Aristotle, Copernicus, Galileo, Kepler, and finally Newton, who inspired the Age of Enlightenment. Close with the Romantic backlash of the 19th century.
Author
Series
Great Courses volume 23
Language
English
Description
The outbreak of Ebola in 2014 in West Africa became an international crisis in a matter of weeks-even traveling across the ocean to the United States. Explore deadly emerging and reemerging diseases that continually challenge our detection and response abilities.
Author
Series
Great Courses volume 36
Language
English
Description
Probe one of the most fascinating phenomena in all of physics, electromagnetic induction, which shows the direct relationship between electric and magnetic fields. In a demonstration with moving magnets, see how the relative motion of a magnet and an electric conductor induces current in the conductor.
Author
Series
Great Courses volume 22
Language
English
Description
In this episode, investigate cosmic antigravity, starting with cosmic inflation, a phenomenon that exponentially increased the size of the universe during the big bang. Then, learn why dark matter cannot be made of ordinary protons and neutrons, and explore the recent discovery that the expansion of the universe is accelerating, powered by a mysterious dark energy inherent in space itself.
Author
Series
Great Courses volume 2
Language
English
Description
Understanding physics is as much about language as it is about mathematics. Begin by looking at how ordinary terms, such as theory and uncertainty, have a precise meaning in physics. Learn how fundamental units are defined. Then get a taste of the basic algebra that is used throughout the course.