Catalog Search Results
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 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 7
Language
English
Description
Atoms are the bedrock of ordinary matter, but a century ago many scientists were very reluctant to accept their existence, despite growing evidence that chemical elements come in countable units. Investigate the backstory of the atomic hypothesis, and witness its triumph and the complications that ensued.
Author
Series
Great Courses volume 25
Language
English
Description
The first law of thermodynamics relates the internal energy of a system to the exchange of heat and mechanical work. Focus on isothermal (constant temperature) and adiabatic (no heat flow) processes, and see how they apply to diesel engines and the atmosphere.
Author
Series
Great Courses volume 3
Language
English
Description
Investigate robot actuators: the motors and transmissions that underlie all robotic movement. You'll learn about the early use of springs as motors in automata; how electricity spins the magnets that make motors move; how movement defines what a robot is; and different types of motors (including DC and servo motors).
Author
Series
Great Courses volume 21
Language
English
Description
Investigate what Einstein called his "greatest mistake"-his rejection of his own theory's prediction that spacetime should be dynamic and evolving. Chart the work of a group of scientists, including Alexander Friedman, Georges Lemaître, and Edwin Hubble, who advanced the realization that our universe is expanding from an apparent big bang.
Author
Series
Great Courses volume 9
Language
English
Description
Analyze one of the weirdest of all substances: water. While we think of water as normal, its boiling, freezing, dissolving, and heat-storing properties are quite extraordinary compared to other molecules. Discover why this is and what water's attributes have to do with the existence of life.
9) 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 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 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 5
Language
English
Description
Learn how distances in the solar system were first determined. Then chart Henry Cavendish's historic experiment that found the value of Newton's gravitational constant. Cavendish's work allows almost everything in the universe to be weighed. Then see a confirmation of the equivalence principle, which says that gravitational and inertial mass are identical.
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.
Author
Series
Great Courses volume 4
Language
English
Description
Embark on the quest that will occupy the rest of the course: Why is there an arrow of time? Explore how memory and aging orient us in time. Then look at irreversible processes, such as an egg breaking or ice melting. These capture the essence of the one-way direction of time.
Author
Series
Great Courses volume 13
Language
English
Description
Tornadoes hit all 50 states of the U.S. and most inhabited regions of the world. Blowing as fast as 200 to 300 mph, they are the most awe-inspiring of extreme weather. But what exactly are they? And why are they more prevalent in some areas than others? Probe tornado facts and myths, and survey some of the deadliest tornadoes of our times.
Author
Series
Great Courses volume 2
Language
English
Description
Dr. Benaroch takes you along with an ambulance crew to give you a three-dimensional understanding of emergency care as experienced by first responders. Topics covered in this lecture include the ABCs of a rapid scan, appropriate bystander response, and the rule of 9" for estimating burn size.
Author
Series
Great Courses volume 22
Language
English
Description
Explore the three scenarios that pose the greatest threats in a bioterrorism attack: an airborne agent like anthrax, a smallpox attack, and a release of botulinum toxin in cold drinks. Understand the steps that the CDC takes to protect the public and what you can do as an average citizen.
Author
Series
Great Courses volume 22
Language
English
Description
Enter the brave new world of social robotics, where robots are built specifically to communicate with humans and other autonomous physical agents. With the help of the robot Baxter, discover how simple signals like spoken words, expressions, and body language can create a dynamic user interface between human and robot.
Author
Series
Great Courses volume 10
Language
English
Description
How do you handle patients in altered mental states, suffering from unusual thoughts and behaviors? How do you figure out their story and make an accurate diagnosis? Discover how, in cases like these, doctors rely more than ever on signs and clues from a patient's family and friends.
Author
Series
Great Courses volume 11
Language
English
Description
Chess is more like doing real mathematics than almost any other game out there. You'll get a quick overview of how it's is played; learn how to see connections between math and chess; explore some classic chess puzzles and problems; tap into strategies and tactics for the opening, middle, and end game; and get some tips that are sure to improve your game.
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