結果 : what major event happened 500 million years ago
10:49

Something Has Been Making This Mark For 500 Million Years

PBS Eons
2,837,472 回視聴 - 2 年前
12:33

Previously Unknown Impact 2.5 Million Years Ago Possibly Started the Ice Ages

Anton Petrov
66,214 回視聴 - 1 日前
5:08

Spending a Day on Earth 500 Million Years Ago

Dreksler Astral
263,625 回視聴 - 7 年前
1:38:44

536 AD: The Worst Year In History? | Catastrophe | Full Series | Chronicle

Chronicle - Medieval History Documentaries
2,244,263 回視聴 - 2 年前
11:31

When a Billion Years Disappeared

PBS Eons
2,460,431 回視聴 - 4 年前
9:28

What Was Earth Like Before the Dinosaurs?

What If
6,752,259 回視聴 - 1 年前
0:41

Tectonic time-lapse: One billion years of Earth’s history in 40 seconds

Faculty of Sciences, Engineering & Technology
180,358 回視聴 - 3 年前
11:03

Nautiloids Thrived For 500 Million Years Until These Guys Showed Up

PBS Eons
617,715 回視聴 - 1 年前
11:40

Year 536 Was the Worst Year to Be Alive - What Happened?

Weird History
10,763,127 回視聴 - 4 年前
1:38:48

536 AD: The Year That The Sun Disappeared | Catastrophe | Real History

Real History
4,841,220 回視聴 - 2 年前
2:09

Plate Movement: 200 Million Years Ago to Present Day | California Academy of Sciences

California Academy of Sciences
907,382 回視聴 - 8 年前
11:58

From the Cambrian Explosion to the Great Dying

PBS Eons
3,474,093 回視聴 - 6 年前
31:07

Proof a Mysterious Lost Ancient GLOBAL Civilization Spanned Virtually the Entire Planet…

Bright Insight
2,247,722 回視聴 - 4 年前
9:39

What Happened Before History? Human Origins

Kurzgesagt – In a Nutshell
22,893,853 回視聴 - 8 年前
17:24

Timeline of World History | Major Time Periods & Ages

UsefulCharts
4,168,167 回視聴 - 4 年前
1:39:25

The Year The Sun Turned Black: The Volcanic Winter Of 536 AD | Catastrophe | Timeline

Timeline - World History Documentaries
2,381,676 回視聴 - 1 年前
0:57

EARTH IN 1 BILLION YEARS!! #Shorts

Icycol
4,808,390 回視聴 - 2 年前
5:03

Phanerozoic Eon | Geologic Time Scale with events |

MooMooMath and Science
214,374 回視聴 - 7 年前
7:44

500 Million-Year-Old Human Footprint Fossil Baffles Scientists

Beyond Science
538,257 回視聴 - 6 年前
6:27

Is the Mystery of Earth's 1.2 Billion Missing Years Solved? | SciShow News

SciShow
673,737 回視聴 - 5 年前