An Evolving Universe

An Evolving Universe
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Evolution of the Universe
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.
Physics and Our Universe: How It All Works Series
Physics is the fundamental science. It explains how the universe works! All you need to begin exploring physics is a grasp of high-school algebra. These lessons are intensively illustrated with diagrams, animations, graphs, and other engaging visual aids and introduce you Newtonian mechanics, oscillations and waves, thermodynamics, electricity and magnetism,…
The Spooky Universe
Did you know that electrons have never actually been observed by scientists to this day? Or that quarks can only be studied in pairs? Or that as you travel faster or find yourself in a higher gravity, time ticks more slowly for you? Delve into these and other mind-warping facts…
How We Got to Now - with Steven Johnson
PBS
Join best-selling author Steven Johnson to discover extraordinary stories behind six remarkable ideas that made modern life possible, the unsung heroes who brought them about and the unexpected and bizarre consequences each of these innovations triggered.
Clean
Part of the Series: How We Got to Now
Dirty water has killed more humans than all the wars of history combined, but in the last 150 years, a series of radical ideas, extraordinary innovations and unsung heroes have changed our world. Johnson plunges into a sewer to understand what made a maverick engineer decide to lift the city…
Cold
Part of the Series: How We Got to Now
Only in the last 200 years have humans learned how to make things cold. Johnson explains how ice entrepreneur Frederic Tudor made ice delivery the second biggest export business in the U.S. and visits the place where Clarence Birdseye, the father of the frozen food industry, experienced his eureka moment.…
Glass
Part of the Series: How We Got to Now
Johnson considers how the invention of the mirror gave rise to the Renaissance, how glass lenses allow us to reveal worlds within worlds and how, deep beneath the ocean, glass is essential to communication. He learns about the daring exploits of glassmakers who were forced to work under threat of…
Light
Part of the Series: How We Got to Now
Johnson relates the story of people who take us out of the dark and into the light. Hear about Edison's light bulb, which he didn't actually invent, and learn how an 18th-century ship's skipper discovered a source of illumination by putting a kid inside a whale's head. See how a…
Sound
Part of the Series: How We Got to Now
Imagine a world without the power to capture or transmit sound. Journey with Johnson to the Arcy sur Cure caves in northern France, where he finds the first traces of the desire to record sound -- 10,000 years ago. He also learns about the difference that radio made in the…
Time
Part of the Series: How We Got to Now
The world today is obsessed by time. Johnson boards a submarine to discover what a lack of natural light means for a sailor's working day and visits Heathrow, the world's busiest airport, to try to get timings right at air traffic control. The story of getting a grip on time…
The Higgs Boson and Beyond Course
The discovery of the Higgs boson is a triumph of modern physics. The hunt for the Higgs was the subject of wide media attention due to the cost of the project, the complexity of the experiment, and the importance of its result. And, when it was announced with great fanfare…
The Importance of the Higgs Boson
Why was the discovery of the Higgs boson such a big deal? That's the key question that Professor Carroll tackles in his illuminating introduction. Take a fascinating dive into the world of modern particle physics and see how the Higgs is the missing piece of a scientific puzzle that helps…