Prof. David Christian - Lect.45 Human History and the Biosphere
31:56
Prof. David Christian - Lect.37 The Americas in the Later Agrarian Era
30:05
Prof. David Christian - Lect.21 Homo sapiens - The First Humans
30:36
Prof. David Christian - Lect.14 The Evidence for Natural Selection
30:41
Prof. David Christian - Lect.38 Threshold 8 - The Modern Revolution
30:37
Prof. David Christian - Lect.16 ife on Earth - Single-celled Organisms
28:43
Prof. David Christian - Lect.17 Life on Earth - Multi-celled Organisms
31:11
Prof. David Christian - Lect.23 Change in the Paleolithic Era
31:30
Prof. David Christian - Lect.33 Long Trends - Expansion and State Power
31:15
Prof. David Christian - Lect.31 Agrarian Civilizations in Other Regions
30:22
Prof. David Christian - Lect.11 Plate Tectonics and the Earths Geography
30:57
Prof. David Christian - Lect.19 Evidence on Hominine Evolution
30:29
Prof. David Christian - Lect.08 Threshold 3 - Making Chemical Elements
29:12
Prof. David Christian - Lect.30 Sumer - The First Agrarian Civilization
32:28
Prof. David Christian - Lect.07 Threshold 2 - The First Stars and Galaxies
30:30
Prof. David Christian - Lect.32 The World That Agrarian Civilizations Made
31:17
Prof. David Christian - Lect.09 Threshold 4 - The Earth and the Solar System
28:48
Prof. David Christian - Lect.26 The First Agrarian Societies
31:12
Prof. David Christian - Lect.13 Darwin and Natural Selection
30:39
Prof. David Christian - Lect.20 Threshold 6 - What Makes Humans Different?
30:19
Prof. David Christian - Lect.41 Breakthrough - The Industrial Revolution
31:43
Prof. David Christian - Lect.35 Long Trends - Disease and Malthusian Cycles
28:47
Prof. David Christian - Lect.36 Comparing the World Zones
30:50
Prof. David Christian - Lect.25 The Origins of Agriculture
29:35
Prof. David Christian - Lect.06 How Did Everything Begin?
30:04