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Vídeos
Videos de Nube molecular galactica
 | El Universo: Curiosidades
Expondremos los objetos más extraños, misteriosos y exóticos de nuestro universo. Los cientÃficos nos darán su opinión sobre las estructuras más raras en lo que se refiere a planetas, estrellas, galaxias, lunas, nubes, partÃculas subatómicas, agujeros negros y fenómenos invisibles. De hech |  | Carl Sagan's: Cosmos Part 4 - Heaven and Hell
Sagan discusses comets and asteroids as planetary impactors, giving recent examples of the Tunguska event and a lunar impact described by Canterbury monks in 1178. It moves to a description of the environment of Venus, from the previous fantastic theories of people such as Immanuel Velikovsky to the |  | Carl Sagan's: Cosmos Part 8 - Travels in space and time
Ideas about time and space are explored in the changes that constellations undergo over time, the redshift and blue shift measured in interstellar objects, time dilation in Albert Einstein's theory of relativity, the designs of both Leonardo da Vinci and spacecraft that could travel near light speed |  | Part 1 - Triplanetary by EE Smith (Chs 1-4)
Part 1 (Chs 1-4). Classic Literature VideoBook with synchronized text, interactive transcript, and closed captions in multiple languages. Audio courtesy of Librivox. Read by Phil Chenevert. Playlist for Triplanetary by EE Smith: www.youtube.com Triplanetary free audiobook at Librivox: librivox.org T |
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