조회수
0:51
Stone Softening Secrets Explored - Megaliths of Peru
1:00
Blombos Cave: Stone Age Cave & the OLDEST Known Drawing in the World #historicaltidbits
3:16:56
Why Earth Keeps Freezing Every 100,000 Years
2:48:03
Why Earth Suddenly Freezes Every 100,000 Years | Documentary For Sleep
0:37
Geology, myth, or fact, quartz vs gold  #geology #geologyrocks #learn #didyouknow #earthscience
1:52:30
100,000 Years Ago: Earth’s Lost Civilization? Documentary For Sleep
0:42
Gold in Sulfide Form – Why Is It So Hard to Detect?
0:15
Talc the Softest Mineral with Versatile Applications #talc #shorts #earthdetective
