- published: 12 Aug 2015
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Cosmology (from the Greek κόσμος, kosmos "world" and -λογία, -logia "study of"), is the study of the origin, evolution, and eventual fate of the universe. Physical cosmology is the scholarly and scientific study of the origin, evolution, large-scale structures and dynamics, and ultimate fate of the universe, as well as the scientific laws that govern these realities.Religious or mythological cosmology is a body of beliefs based on mythological, religious, and esoteric literature and traditions of creation and eschatology.
Physical cosmology is studied by scientists, such as astronomers and physicists, as well as philosophers, such as metaphysicians, philosophers of physics, and philosophers of space and time. Because of this shared scope with philosophy, theories in physical cosmology may include both scientific and non-scientific propositions, and may depend upon assumptions that can not be tested. Cosmology differs from astronomy in that the former is concerned with the Universe as a whole while the latter deals with individual celestial objects. Modern physical cosmology is dominated by the Big Bang theory, which attempts to bring together observational astronomy and particle physics; more specifically, a standard parametrisation of the Big Bang with dark matter and dark energy, known as the Lambda-CDM model.
Watch more: https://goo.gl/3vYy1J ============================ Science Documentary: Big Bang, Inflation, Multiverse, a Documentary on Cosmology The Big Bang happened 13.7 billion years ago, but we do not know what or why it happened. So far we can only speculate, but we do know that the Big Bang gave us all the ingredients that make up our universe. All the energy and matter that exists in our universe was created during the Big Bang. Cosmology is the study of the origin of the universe and the way in which it evolves over time. Since the speed of light is a constant, this helps us to study the universe. When we look at stars and galaxies through a telescope, we can determine their age by measuring the time it takes for their light to reach our eyes. This measurement of time is light yea...
Help us caption and translate this video on Amara.org: http://www.amara.org/en/v/BWxP/ (January 14, 2013) Leonard Susskind introduces the study of Cosmology and derives the classical physics formulas that describe our expanding universe. Originally presented in the Stanford Continuing Studies Program. Stanford University: http://www.stanford.edu/ Stanford Continuing Studies Program: http://csp.stanford.edu/ Stanford University Channel on YouTube: http://www.youtube.com/stanford
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Thanks to observations of galaxy redshifts, we can tell that the universe is EXPANDING! Knowing that the universe is expanding and how quickly its expanding also allows us to run the clock backwards 14 billion years to the way the universe began - with a bang. Crash Course Astronomy Poster: http://store.dftba.com/products/crashcourse-astronomy-poster -- Table of Contents Distant Galaxies Show a Red Shift in Their Spectra 2:07 The Universe is Expanding 2:51 This Model is Called “The Big Bang” 5:12 The Universe is Almost 14 Billion Years Old 11:43 -- PBS Digital Studios: http://youtube.com/pbsdigitalstudios Follow Phil on Twitter: https://twitter.com/badastronomer Want to find Crash Course elsewhere on the internet? Facebook - http://www.facebook.com/YouTubeCrashCourse Twitter - http...
--- ABDH Media - Space --- The dark side of the universe AT FIVE tonnes and 520 megapixels, it is the biggest digital camera ever built—which is fitting, because it is designed to tackle the biggest problem in the universe. On February 20th researchers at the Cerro Tololo Inter-American Observatory (pictured), which sits 2,200 metres (7,200 feet) above sea level in the Atacama desert of northern Chile, will begin installing this behemoth on a telescope called Blanco. It is the centrepiece of the Dark Energy Survey (DES), the most ambitious attempt yet to understand a mystery as perplexing as any that faces physics: what is driving the universe to expand at an ever greater rate. Read More: http://www.economist.com/node/21547760 *Subscribe for more Educative & Space Documentaries (Like ...
In the last decade we have started to answer ageo-old questions like the age of the Universe and what it contains. Hiranya Peiris unravels the detective story, explaining what we know and how we know it. Watch the Q&A;: https://youtu.be/63JbKXfedRE Subscribe for regular science videos: http://bit.ly/RiSubscRibe Modern fundamental physics contains ideas just as revolutionary as those of Copernicus or Newton; ideas that may radically change our understanding of the world; ideas such as extra dimensions of space, or the possible existence of other universes. Testing these concepts requires enormous energies, far higher than what is achievable by the Large Hadron Collider at CERN, and in fact, beyond any conceivable Earth-bound experiments. However, at the Big Bang, the Universe itself perfor...
MIT 8.286 The Early Universe, Fall 2013 View the complete course: http://ocw.mit.edu/8-286F13 Instructor: Alan Guth In this lecture, the professor talked about the standard Big Bang, cosmic inflation, evidence for inflation, Cosmic Microwave Background (CMB), universe to multiverse, dark energy, etc. License: Creative Commons BY-NC-SA More information at http://ocw.mit.edu/terms More courses at http://ocw.mit.edu
Lawrence Krauss is a Canadian-American theoretical physicist who is a professor of physics, and the author of several bestselling books, including The Physics of Star Trek and A Universe from Nothing. He is an advocate of scientific skepticism, science education, and the science of morality. Krauss is one of the few living physicists referred to by Scientific American as a "public intellectual", and he is the only physicist to have received awards from all three major U.S. physics societies: the American Physical Society, the American Association of Physics Teachers, and the American Institute of Physics. evolution, bill maher, atheist, dawkins, hitchens, neil degrasse tyson, christopher hitchens, dawkins richard, richard dawkins, carl sagan, sam harris, atheism, ravi zacharias, kent ...
these guys are the real deal...they explained about real astronomy and important things happened in the universe billions of years ago by moving further than hypothesis.....this is the only way i can promote these so called alternative science...but for me their explanations are much better than mainstream (standard) science
Lars Hernquist, Mallinckrodt Professor of Astrophysics at Harvard, gives Carnegie Mellon's Bennett-McWilliams Lecture in Cosmology. The lecture was held March 15, 2016. www.cmu.edu/cosmology
A romance to bleach the soul
A restlessness beyond my control
We love to rot and rot for love
And history repeats and haunts us
Is it enough? It this what you were thinking of?
Sometimes it's threadbare but you know I'm still here
Same mistakes forever but you know I'm still here
With memories best left to neglect
Trying to banish these thoughts instead of them following me, broken into some already structured symphony
I'm lost but you know where I'll be found
Tell me what this means to me
Speak freely from your heart
Art for hearts sake