MinuteEarth
Why Hardwoods Are The Softest Woods
Not all hardwood trees have hard wood and softwoods soft wood, because these terms denote their taxonomic ancestry, not the wood's actual hardness.
MinuteEarth
Why You Can't Build A Clone Army... (Yet)
Because of the way genetic reprogramming works, it’s hard to make one clone based on an adult cell, and it’s almost impossible to make a second-generation one.
Crash Course Kids
Living Things Change
Have you ever heard of the Peppered Moth? It's a great example of how living things can change because their environment has changed. And it's not just them! There used to be giant insects roaming the world, but they got smaller through...
MinuteEarth
Is There A Better Way To Power Airplanes?
It’s hard to replace jet fuel because the alternatives aren’t energetic enough, are too dangerous, or aren’t yet being made at scale.
MinuteEarth
The Super Secrets of Sewage
In 2020, many cities started monitoring wastewater for viruses, and there are a lot of non-virus reasons to keep doing it.
MinuteEarth
Extreme Weather | MinuteEarth Explains
In this collection of classic MinuteEarth videos, we take a look at some of the most extreme weather on Earth and its consequences.
MinuteEarth
The Fastest-Growing Plant In The World
Bamboo is the world’s fastest growing plant thanks to the cell elongation process it shares with all grasses and its unique cell wall layering adaptation, allowing it to shoot up to 100 ft (30m) in just 8 weeks.
MinuteEarth
The Best Worst Energy Source
Although coal is such an amazing energy source that we've kept using it despite the harm it causes, today we may be better poised to stop using it than at any previous time in history.
MinuteEarth
Why Biodiversity Is Good For The Economy
Research suggests that more diverse ecosystems are better for the bottom line.
MinuteEarth
Why Doesn't All Thunder Sound The Same?
We've all experienced thunder, but what ARE all those claps, booms, and rumbles?
MinuteEarth
Why Water Dissolves (Almost) Everything
Water can dissolve more substances than anything else on earth...so why doesn't it dissolve everything away?
MinuteEarth
MinuteEarth Explains: Cats vs Dogs
In this collection of classic MinuteEarth videos, we learn more about the planet’s two favorite pets.
Crash Course Kids
Water Fight!
So, what happens when there's not enough water? Well... not good things. Do we let homes have more water for showering and cooking? Or do we let farms have the water for growing crops? There aren't any easy solutions, but today Sabrina...
MinuteEarth
Which Is Worse?
A broken bone might seem worse than a sprain, but you'll get over it much more quickly.
MinuteEarth
The Cruel Irony Of Air Conditioning
The technology we use to keep cool is heating the world in a vicious feedback cycle, so we need to improve it and use it less.
Bozeman Science
ESS2B - Plate Tectonics and Large-Scale System Interactions
In this video Paul Andersen explains how plate tectonics explains the large-scale system interactions on our planet. Large plates float on the mantle and interact to form the major landforms on the planet. Evidence for plate tectonics...
MinuteEarth
Is Soil Alive?
Soil doesn't seem like it's "alive", yet it functions like a living thing in lots of key ways.
MinuteEarth
The Basics Of Digital Illustration
Have ever wondered how digital illustrations are made? This video explains the basics.
Crash Course Kids
The Great Aqua Adventure
Water travels... a lot. In fact, the water cycle is amazing and takes water all over the planet by using evaporation, condensation, and precipitation. In this episode of Crash Course Kids, Sabrina shows us how the water cycle works and...
Crash Course
Ecology: Crash Course History of Science
We’ve explored the origins of modern biology, the earth sciences, and even the sciences of outer space. Now it’s time to put these disciplines together. It's Ecology time!!!
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...
Crash Course
The Plate Tectonics Revolution: Crash Course Geography
Today we're going to tell the story of a quiet revolution in the 1960s that shifted our entire understanding of how the Earth works. We currently believe that the Earth's broken outer shell rises from the mantle and folds back in - kind...
Crash Course Kids
Current Events
What are air currents? Air currents are like rivers of wind caused by areas of high and low pressure.The air above the land is warmer and less dense, so it rises. The air over the water is cooler and heavier. The cool air rushes in...