PBS
How the Egg Came First
The story of the egg spans millions of years, from the first vertebrates that dared to venture onto land to today’s mammals, including the platypus, and of course birds. Like chickens? We’re here to tell you: The egg came first.
PBS
When the Rainforests Collapsed
The Carboniferous Rainforest Collapse set the stage for a takeover that would be a crucial turning point in the history of terrestrial animal life. If it weren’t for that time when the rainforests collapsed - in an extinction event that...
PBS
When Giant Scorpions Swarmed the Seas
Sea scorpions thrived for 200 million years, coming in a wide variety of shapes and sizes. Over time, they developed a number of adaptations--from crushing claws to flattened tails for swimming. And some of them adapted by getting so big...
SciShow
Half of All Plants Are Invisible
If you see an acorn sprout under an oak tree, you're seeing that tree's grandchild. Here's why half of all higher plants are invisible, and why it works for them.
MinuteEarth
Why Continents Are High
Lots of geological forces need to come together for continents to form, but they all require one ingredient: water.
SciShow
The Amazing Life Cycle of Mountains | SciShow Compilation
Mountains may look like they've all been stagnant for thousands of years, but the life cycle of a mountain is actually quite fascinating. From mountain ranges in space, to why Earth isn’t a water-world, here are some videos exploring the...
SciShow
How Tongues Helped Vertebrates Conquer Land
You might not think much of your tongue, but without it, we may have never conquered dry land and the world as we know it.
Crash Course
Floods in the Ancient Near East: Crash Course World Mythology
This week on Crash Course mythology, Mike is talking to you about floods. You may have heard the story of Noah and the Ark from the Bible, but that is not the only deluge story humans tell. It's a common thing across culture. You could...
SciShow
How Tongues Helped Vertebrates Conquer Land
You might not think much of your tongue, but without it, we may have never conquered dry land and the world as we know it.
PBS
When Giant Amphibians Reigned
Temnospondyls were a huge group of amphibians that existed for 210 million years. And calling them 'diverse' would be putting it mildly. Yet in the end, two major threats would push them to extinction: the always-changing climate and the...
SciShow
Why Is There Land?
You need it, you love it, you probably live on it: it's land! But have you ever thought about where land even comes from?
SciShow
The Complicated Lives of Mountains | Compilation
It’s easy to discount the history and evolution of mountains on our jagged world, but they really hold an immense amount of information about history within them. From mountain ranges in space, to why Earth isn’t a waterworld, here are...
ShortCutsTv
Context-Dependent Memory
If you’ve ever returned somewhere and found your mind suddenly filled with memories, you’ve experienced what psychologists call context-dependent memory. Research has shown that our recall of information is much stronger when it’s done...
TMW Media
Drinking Fresh Water From A Salty Ocean: How will they get the drinking water to dry land
Describe the different parts of the tulip and how the freshwater will move through it. Drinking Fresh Water From A Salty Ocean, Part 2
Getty Images
Aerial conic hill in the Negev Desert, situated near wadi meishar, Southern Negev. Near machtesh gadol and oron factory. It appears in this special form only from air. Geological structure is chalk, a form of limestone composed of the mineral calcite. Isr
Aerial conic hill in the Negev Desert, situated near wadi meishar, Southern Negev. Near machtesh gadol and oron factory. It appears in this special form only from air. Geological structure is chalk, a form of limestone composed of the...
Getty Images
Aerial conic hill in the Negev Desert, situated near wadi meishar, Southern Negev. Near machtesh gadol and oron factory. It appears in this special form only from air. Geological structure is chalk, a form of limestone composed of the mineral calcite. Isr
Aerial conic hill in the Negev Desert, situated near wadi meishar, Southern Negev. Near machtesh gadol and oron factory. It appears in this special form only from air. Geological structure is chalk, a form of limestone composed of the...
Getty Images
Aerial conical hill in the Negev Desert, situated near wadi meishar, Southern Negev, Israel. Geological structure is chalk, a form of limestone composed of the mineral calcite.
Aerial conical hill in the Negev Desert, situated near wadi meishar, Southern Negev, Israel. Geological structure is chalk, a form of limestone composed of the mineral calcite.
Getty Images
Aerial Jeep driving along dirt track in Desert, Negev, Israel
Aerial Jeep driving along dirt track in Desert, Negev, Israel
Getty Images
AERIAL Ben Gurion's Institute gardens, Sde Boker, Israel
AERIAL Ben Gurion's Institute gardens, Sde Boker, Israel
Getty Images
AERIAL Nekarot Wadi in the Negev Desert, Israel
AERIAL Nekarot Wadi in the Negev Desert, Israel
Getty Images
AERIAL Nekarot Wadi in the Negev Desert, Israel
AERIAL Nekarot Wadi in the Negev Desert, Israel
Getty Images
AERIAL Solomon pillars in the Negev Desert, Israel
AERIAL Solomon pillars in the Negev Desert, Israel