1. Dating Methods will be on the test
2. Time
3. Dating
   1. BC
   2. BCE and ACE
   3. mya
   4. kya
      1. thousands of years ago
   5. "Before Present" meaning that much taken from 1950
      1. years BP
   6. A lot of people find these to be westernocentric and not absolute. they're relative, too subjective
   7. Geo Time
      1. 90% of the world's existence is pretty banal
      2. cambrian life explosion about 570 mya
      3. Geologic Time
      4. Topic
      5. Topic
   8. "Time goes by fast"
   9. Pleistocine
      1. humans arrive
      2. "ice age"
      3. why did humans arise in that time?
4. Humans
   1. We are Primates
      1. DNA we share
         1. 98% with Chimps
         2. 25% with Yeast
      2. Who came between common ancestors like Chimps and Us?
         1. Chimps and Gorillas are not hominis
   2. Sahelanthropus
      1. all we have is skull and femur
   3. Ardipithicus
      1. Ardipithicus Ramidus
         1. bipedal but close to knuckle walking
            1. knuckle walking may be an independent adaptation
            2. Artie
   4. Australopithicus
      1. Probably our "real" ancestors
         1. Australopithicus Garhi
            1. Very probably on our line
            2. earliest stone tools
            3. gona, ethiopia
            4. 2.6 mya
            5. No one knows who made the tools
         2. Homo Habilis
         3. Homo Erectus
            1. big brain
            2. nakatomi boy "five foot skeleton"
            3. Culture is really set
            4. Acheulean Tool Tradition
            5. hand axes
            6. Leave Africa
            7. 1.9 mya
            8. ONLY AFRICA
            9. 1.8 mya
            10. INDONESIA
            11. 1.7 mya
            12. EUROPE
            13. Cold!
            14. Britain by big brain age
            15. Homo Erectus is a walker and a survivor
            16. Popular Beliefs about Homo Erectus
            17. fire
            18. Geser Benot Ya'aqov
            19. thousands of fires
            20. large game hunting
            21. clothing/shelter
            22. "possible"
            23. 1.2 million years ago we lose our hair!
         4. Homo Erectus
            1. Archaic Homo Sapiens
            2. Homo Erectus 2.0
            3. Homo Heidelbergiesis
            4. 8 foot tall wood spear
            5. range
            6. 198 ft
            7. 60 m
            8. schonigen
            9. Big Brains
         5. Homo Sapiens
         6. Neanderthals
         7. Scavengers we know
            1. but did they hunt?
            2. evidence says no right now
      2. May not be ancestors
         1. "Robust" Australopthicus
            1. big motherfucking jaws
            2. Australopithicus Afarensis
            3. Lucy
            4. fully bipedal
            5. Laetoli steps
   5. Africa
      1. aka The Mother Land