*Refresh this page periodically, as the details may
shift as the class progresses.*

A reminder: Please preview the **Reading** before coming to class!

# | Lecture
Date | Lecture Topic
| Reading
| Homework
due or Tests | |

1 | Tu Jan 26 | Course overview; problem solving techniques; the "Cosmological Principle": we ain't special | all of Ch 1 | ||

2 | Th Jan 28 | Olbers' paradox; cosmography | §2.1-2.2 | ||

3 | Tu Feb 2 | Wrapping up cosmography and generic discussion of wavelengths; CMB: the universe's best blackbody! Just where does the Planck spectrum come from? Glimmers of the Horizon Puzzle | §2.3,4 | ||

4 | Th Feb 4 * | homogeneity & isotropy; redshift; Hubble's Law and not-quite-so Constant; First stab at an ingredients list; some quantum numerology and why we ♥ light soooo much | §2.5 | ||

5 | Tu Feb 9 | Snowday | |||

6 | Th Feb 11 | Snowday | |||

7 | Tu Feb 16 | Sneaky cheats for the Friedmann equation; superluminal expansion | §3.1-3.3 | HW #0 due | |

8 | Th Feb 18 | The "fluid" equation (or how to abuse thermodynamics); the acceleration equation | §3.4-3.5 | ||

9 | Tu Feb 23 | A glimmer of general relativity; a more "honest" look at
derivation of Friedmann equation (and why it worked); redshift and scale
factor relation ( 1+z = 1/a )
| §3.6 & Adv. Topic 1 | HW #1 due | |

10 | Th Feb 25 | Test 1 | Test 1 | ||

11 | Tu Mar 2 | energy and curvature (k); solving the fluid equation;
cosmological models and their abuses; first glimpse of Ω_{i}
| §5.5, 6.1, 6.2 | ||

12 | Th Mar 4 | Of ants on balloons and telescopes which look at the back
of your head; the Big Bang isn't local; Geometry in 4d;
G=h-bar=c=k_{B}=1 (and sometimes
e^{2}/4πε_{0}=1, too!)
| Ch 4 | ||

13 | Tu Mar 9 | Finish natural units; go over Test 1; and..aha! All along we've been doing Chapter 7! | Ch 7 | ||

14 | Th Mar 11 | The deceleration parameter; a glimpse of structure formation q_{0}
| §6.3, 7.3 | ||

T Mar 16 Th Mar 18 | Happy Spring Break!
| ||||

15 | Tu Mar 23 | The age of the universe; more structure formation: dark matter haloes and why they can't be 'cuspy'...also, they're not MACHOs... | Ch 8 | HW #2 due | |

16 | Th Mar 25 | more structure formation and dark matter | Ch 9 | ||

17 | Tu Mar 30 | δ_{k} and spherical overdensity turnaround (cycloid solution)
| special topic | ||

18 | Th Apr 1 | cosmic microwave background and why you can't reheat leftovers with it | Ch 10 | ||

19 | Tu Apr 6 | more CMB in depth | A5.4 | ||

20 | Th Apr 8** | wrapping up the CMB; test 2 review | HW #3 due | ||

21 | Tu Apr 13 | Test 2 | Test 2 | ||

22 | Th Apr 15 | The Early Universe and more natural units discussion | Ch 11 | ||

23 | Tu Apr 20 | more early universe stuff; nucleosynthesis | Ch 12 | ||

24 | Th Apr 22 | nucleosynthesis wrapped up | |||

25 | Tu Apr 27 | Inflation; the power spectrum origin... | Ch 13 | ||

26 | Th Apr 29 | inflation wrapped up? alternatives to inflation | HW #4 due; (4/30 5 pm) | ||

27 | Tu May 4 | Test 3 | Test 3 | ||

28 | Th May 6 | The cherry on top: frontiers of cosmology | Ch 14 | ||

29 | Tu May 11 | Final Review | Everything! | HW #5 due | |

-- | Thu May 13 | FINAL EXAM 8-10 am in our usual lecture room CSS 0201
| on Chs. 1-? |

*Friday February 5th is the last day for painless schedule adjustments (add/drop). back

**Not to scare you, but Friday April 9th is the last day to withdraw (drop with a "W"). back