NATtalk: An Evening with the Cerutti Mastodon Scientists
17:01
Lucy : les 50 ans d'une découverte
59:22
Why Is There Only One Species of Human? - Robin May
41:22
The Ediacaran Period: Glimpses of the Earth's Earliest Animals
29:12
The Best Evidence For The First Americans...so far
3:24:57
Exploring The Dinosaur Kingdom: 3 Hours of Amazing Discoveries
54:20
Todd Surovell at Saturday U - Wyoming’s First Humans at an Ice Age Mammoth Kill Site
51:23
Mésopotamie – Les Sumériens
1:41:40