CARL SAGAN COSMOS EPISODE 7 THE BACKBONE OF NIGHT
We are given a tantalizing tour of this pivotal moment in human history with a thrilling tour of ancient greek scientists and assorted achievements. It moves to a description of the environment of Venus , from the previous fantastic theories of people such as Immanuel Velikovsky to the information gained by the Venera landers and its implications for Earth’s greenhouse effect. These produce all sorts of phenomena, such as radioactivity , cosmic rays , and even the curving of spacetime by gravity. From Wikipedia, the free encyclopedia. This is the best episode in the series so far. The episode ends with an overview of the beginning of the universe, the evolution of life, and the accomplishments of humanity and makes a plea to mankind to cherish life and continue its journey in the cosmos. The Lives of the Stars
Beginning with the origins of the universe in the Big BangSagan describes the formation of different types of galaxies and anomalies such as galactic collisions and quasars. The episode, devoted to the planet Marsbegins with scientific spisode fictional speculation about the Red Planet during the late nineteenth and early twentieth centuries H.
The Backbone of Night
It demands that we stand against chaos, crl our inner demons of narcissism, insecurity, and perceived self-importance that stand ever ready to devour hard-won gains in knowledge. I think that to be a citizen of the cosmos is to be committed to cosmos — to the idea that order underlies nature, that our universe should be grander, and that we should feel smaller within it.
Eratosthenes’ successful calculation of the circumference of Earth leads to a description of the ancient Library of Alexandria. The episode ends with speculation on alien intelligence and the information conveyed on the Voyager Golden Record.
Do you think that is cosmod echo of Pythagoras influencing mathematicians over all of these years, or is it more of a consequence of how they must approach objective reality given the tools at hand? We naturally seek attention and affirmation.
Right now, our better tendencies are winning out. Who Speaks for Earth?
Cosmos with Cosmos Episode 7: The Backbone of Night | The Planetary Society
Their discoveries are compared to the Voyager probes’ discoveries among the Jovian and Saturn systems. But instead of coming in from deep space towards Earth, we’re following Sagan back to his home — his origins — in Brooklyn. Harmony of the Worlds” Nov 3rd: One Voice in the Cosmic Fugue” Oct 27th: For the sequel series, see Cosmos: Many of the ingredients necessary are formed of chemical elements formed in the life and deaths of stars such as our own Sunresulting in massive red giants and supernovae or collapsing into white dwarfsneutron starspulsarsand even black holes.
The ancient greeks created the foundations of modern science, drama, linguistics, rhetoric, and politics. And our small planet at this moment, here we face a critical branch point in history. Wikiquote has quotations related to: He discusses the very different meetings of the Tlingit people and explorer Jean-Francois de La Perouse with the destruction of the Aztecs by Spanish conquistadors, the looming threat of nuclear warfare, and the threats shown by destruction of the Library of Alexandria and the murder of Hypatia.
Nature was not entirely unpredictable, there were rules that even she had to obey. Ptolemy and the geocentric worldview, Copernicus’ theory, the data-gathering of Tycho Brahe, and the achievements of Johannes Kepler Kepler’s laws of planetary motion and the first science-fiction novel. The universe is knowable. White dwarfs are incredibly hot and dense objects roughly the size of Earth.
Who Speaks for Earth?
The Backbone of Night – Cosmos: A Personal Voyage – watch free online documentaries –
Retrieved 12 November The series is notable for its groundbreaking use of special effects, which allowed Sagan to apparently walk through environments that were actually models rather than full-sized sets. The BBC—a co-producer of Cosmos—repaid the compliment by screening the series, but episodes were cut to fit minute slots and shown late at night.
Retrieved August 5,