SciShow
5 Ways Humans Have Changed The Earth
We are approaching a whole new era! . . .or at least a new epoch. Michael Aranda explains how humans are leaving their mark on the Geologic Time Scale.
SciShow
Is the Mystery of Earths 1.2 Billion Missing Years Solved SciShow News
For the last hundred and fifty years or so, geologists have been trying to wrap their heads around the mystery: in some places, the geologic record just seems to jump by over billion years. And last week, a paper was published that may...
SciShow
World’s Most Asked Questions How Old is Earth
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How old is Earth?” SciShow has the answer!
TED-Ed
TED-ED: When will the next ice age happen? - Lorraine Lisiecki
Throughout Earth's history, climate has varied greatly. For hundreds of millions of years, the planet had no polar ice caps. Without this ice, the sea level was 70 meters higher. At the other extreme, about 700 million years ago, Earth...
SciShow
That Time North America Tried to Tear Itself Apart
Looking at a map, you would never know that North America once almost ripped itself in half. But 1.1 billion years ago, it tried to - and had it succeeded, there would now be an ocean where Lake Superior is!
PBS
The Most Useful Fossils In The World
For decades, one of the most abundant kinds of fossils on Earth, numbering in the millions of specimens, was a mystery to paleontologists. But geologists discovered that these mysterious fossils could basically be used to tell time in...
TED-Ed
TED-ED: How long will human impacts last? - David Biello
Imagine aliens land on Earth a million years from now. What will these curious searchers find of us? They will find what geologists, scientists, and other experts are increasingly calling the Anthropocene, or new age of mankind. David...
Be Smart
Solving the Puzzle of Plate Tectonics
Why do Africa and South America fit together? Anyone who's ever looked at a map can see that Earth's continents are kind of like a jigsaw puzzle. The idea that continents are constantly moving and weren't always in their current spots is...
Crash Course
Earth Science: Crash Course History of Science
It's Earth Science time!!!! In this field, natural philosophers were asking questions like, what’s up with fossils? Are they the remains of extinct organisms? Or are they so-called “sports of nature”—rocks that just happen to look like...
SciShow
The Biggest Volcano and Small Testes
Hank reviews the latest in science news, including the discovery of Element 115, the biggest volcano on Earth, and new insights into what it might mean to have small testicles.
SciShow
6 Gems and Minerals Much Rarer (and Cooler) Than Diamonds
No offense to that rock you may have on your finger, but these gems and minerals are so hard to find, they put most diamonds to shame.
SciShow
You Don’t Need to Worry About Yellowstone (or Any Other Supervolcano)
You’ve probably heard that the supervolcano under Yellowstone National Park is a ticking time bomb ready to go off at any time. But as it turns out, volcanologists aren't too worried about it.
SciShow
4 Billion Years in Under 10 Minutes
Have you ever wondered how our earth was created? Here is a brief history about the Earth.
SciShow
Earthquake Science, and the Disaster That Created It
What happened March 27, 1964? Alaska knows very wellÉ Join us to learn more about earthquakes with host Hank Green on this infusion of SciShow.
Curated Video
Exploring the Depths: Japan's Ambitious Drilling Mission to Unlock Earthquake Secrets
Japan is preparing to launch the Chiku drilling ship, which aims to penetrate deeper into the Earth's crust than ever before. By accessing the region known as the Moho, scientists hope to gain valuable insight into plate movements and...
Curated Video
Uncovering an Ancient Civilization in Ontario's McDonald Lake
Divers working in the Halliburton Forest and Wildlife Reserve in Ontario, Canada recently discovered a submerged, manmade ancient stone structure. This structure is estimated to be 5,000 to 10,000 years old, sparking theories of a...
Curated Video
Preserving the Past: Unraveling the Mystery of Well-Preserved Fossils
Geologists at the University of Leicester have uncovered the secret behind well-preserved fossils. By studying graptolites, they found that a microbial film and jelly-like particles acted as a protective barrier, preventing decay and...
Professor Dave Explains
Volcanoes: Formation, Types, and Activity
It's time to talk about everyone's favorite geological feature, volcanoes! What are these things? Why do they erupt? What are the different types of volcanoes? How do they form? What happens to their lava? Let's learn about all of these...
Professor Dave Explains
Methods of Dating the Earth Part 2: Absolute Dating (Radiometric Dating)
We just learned about relative dating, but if you really want to calculate the age of a rock, absolute dating is what you need. This takes advantage of the presence of radioactive nuclides that decay at a reliable rate, so it is also...
Professor Dave Explains
Methods of Dating the Earth Part 1: Relative Dating
We've learned about all the enormous time spans that describe the billions of years in Earth's history, but how did we arrive at these dates? How can we know the age of the Earth? Let's learn about some dating methods, starting with...
Religion for Breakfast
Was the Oracle of Delphi High on Fumes?
00:00 Introduction 01:51 Early History of Delphi 05:54 The Oracle Explained 09:03 Geochemical Gas Theory 12:03 Problems with Gas Theory 16:20 Alternative Theory: C02? 17:48 Synthesis: Trance, yes. Gas? No.
Let's Tute
Geography vs Geology: Understanding the Differences
In this video, the speaker explains the difference between geography and geology. It focuses on both nature and people, examining the distribution and arrangement of various human and natural activities on the planet's surface. The video...