Fossils 101 | National Geographic

Fossils are echoes of an ancient past. Find out about the two major categories of fossils, how fossilization occurs, and how fossils can help paint a picture of the planet’s history. ➡ Subscribe: #NationalGeographic #Fossils #Educational About National Geographic: National Geographic is the world’s premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the storie