1. Astronomy and Cosmologies Mon.23.May 2005, Spring 2005, Zita Your research presentations –For the presenters –For the audience A new view of the Beginning Looking ahead

2. Presenters Tell us what motivated your question & research Share your investigations and learning, in everyday language Please share the microphone Take a deep breath Speak slowly and clearly 10 minutes, then questions

3. Audience Give speakers your full attention. Make note of interesting points Ask questions afterwards Feedback on WebX: 1. What was particularly clear or interesting? 2. What needs clarification or fleshing out? 3. Questions about CONTENT you have for the team? 4. Feedback about the team's presentation style? Questions about research presentations may be on a quiz Wednesday in class.

4. In the Beginning A New Explanation from In the Beginning Ch.1 of Foundations of Modern Cosmology by John F. Hawley & Katherine A. Holcomb Oxford University Press, 1998 “In the beginning there was neither space nor time as we know them, but a shifting foam of strings and loops ….”

5. Cosmic foam

6. Unification

7. Inflation

8. Symmetry breaking and cooling

9. Radiation and matter

10. Matter and antimatter

11. Primordial nucleosynthesis

12. Recombination – light is free

13. Cosmic background radiation

14. Creation of galaxies

15. Quasars

16. SN and stellar nucleosynthesis

17. New star formation

18. Formation of our solar system

19. Sun and Earth

20. Life

21. Seas and land

22. Plants

23. Animals

24. Humans

25. Sun becomes Red Giant

26. The End

27. Looking ahead…