PPT-What does Dark Matter have to do with the Big Bang Theory?

Prof David Toback Texas AampM University Mitchell Institute for Fundamental Physics and Astronomy March 2018 Gents of Texas AampM Prologue 2 We live in a time of remarkable scientific . Time begins. The universe begins ~13.7 Billion years ago. The universe begins as the size of a single atom. The universe began as . a . violent expansion. All matter and space were created from a single point of pure energy . vs. Creation. Christopher W. Ashcraft M.S., M.Ed.. Big Bang vs. Creation. Origin of Stars. Solar System: Evidence of Design. Age of the Cosmos. Are we being told all the evidence or just selected information to support a particular idea?. Chair roll call. Bang Bang . lu. . lu. , . my . lu. . lu. got away. My . lu. . lu. . gotta. bang bang, . my . lu. . lu. got away. My . lu. . lu. had two boyfriends, both of them were rich. Lisa Randall. Harvard University. @. lirarandall. . What do we know about dark matter?. It has gravitational interactions—of matter!. Gravitational . lensing. Rotation curves in galaxies. Detailed measurements of energy abundances—total and normal matter. Darci. Collins. Beginning of the Universe. In Medieval philosophy there was much debate over whether the universe had a finite or infinite past . Johannes . Kepler. used the dark night sky to argue for a finite universe.. Unit 1 – Area of Study 3. What do you know?. Outcome. : On . completion of this unit the student should be able explain the origins of atoms, the nature of subatomic particles and how energy can be produced by atoms. Dr. Simona . Murgia. (UC, Irvine). Dr. Will Dawson (Lawrence Livermore National Laboratory). Carolyn Slivinski (STScI). Facilitator: Dr. Emma Marcucci (STScI). Science Briefing. October . 5. , 2017. The universe is a big place, perhaps the biggest. . –Kurt Vonnegut. Cosmology. Cosmology is the study of the nature of the universe, how the universe began and how it will end, if it does. There is religious cosmology, and scientific cosmology. 2nd Millennium BCE. BC. . . Mesopotamian cosmology . has a flat,circular Earth enclosed in a cosmic Ocean. 12. th. century BCE. C. . Rigveda. has some cosmological hymns, most notably the Nasadiya Sukta. The universe is a big place, perhaps the biggest. . –Kurt Vonnegut. Cosmology. Cosmology is the study of the nature of the universe, how the universe began and how it will end, if it does. There is religious cosmology, and scientific cosmology. homgeneity. of the universe.. 2. understand how Hubble’s law is used to map the universe, and look back in time.. 3. Know each of the major predictions of the Big Bang theory, and corresponding confirmations by observation.. Cosmic Opportunities. . –. 45. th. SLAC Summer Institute. Jonathan . Feng. , UC Irvine. 16 August 2017. INTRODUCTION. We’ve learned a lot about the Universe. Dark . Matter: 23% . ± 4. %. Dark . as Philosophy not Science. Dr John Hartnett. 1929 - astronomer discovered . - ‘nebulae’ are galaxies. - redshifts of galaxies. - the Hubble Law . - interpreted to mean that . the Universe is expanding. George Gamov . (1904 – 1968). 1946: Gamov suggests that . all. chemical elements were synthesized during . a very hot and dense phase . of the early Universe. 1948: Gamov and his PhD student Alpher publish the results in the April 1.