SciShow
The Ocean's Most Important Crystal
When we think of the ocean and what's in it, you probably think of stuff like fish, or salt, or seaweed. But there's a crystal that is so vital to marine life that they take dissolved materials in that salty water and build it...
SciShow
More Clues to the Oldest Fossils Ever
New evidence suggests some fossils as the oldest known sign of life on Earth, and scientists may have a way to speed up the process of carbon neutralization in the ocean!
SciShow
Lead: The Original Artificial Sweetener
Lead is really useful when you add it to things like paint and gasoline. Problem is, it’s also poisonous. Hosted by: Hank Green
SciShow
The Alien Egg Experiment
Hank brings us another simple experiment that demonstrates the important biochemical process of osmosis by turning a chicken egg into a frightening alien-looking thing.
MinuteEarth
How to Make a Seashell - Just Add Water
Why do shell building living creatures live near the surface of the ocean? Learn how chemistry creates a dissolving depth for calcium and determines where shell builders can live.
SciShow
More Clues to the Oldest Fossils Ever
New evidence suggests some fossils as the oldest known sign of life on Earth, and scientists may have a way to speed up the process of carbon neutralization in the ocean!
SciShow
Without Volcanoes, Earth Might be Dead
You might think of plate tectonics as destructive since it's the ultimate force behind earthquakes, tsunamis, and volcanic eruptions. But the slow movement of our planet's surface does a lot more than shake things up now and then. Some...
SciShow
There’s A New Tyrannosaurus in Town
The Tyrannosaurus genus might have been more diverse than we thought. And researchers show how the composition of the early Earth could have accelerated its move towards habitability.
TED-Ed
TED-Ed: How do oysters make pearls? | Rob Ulrich
Despite their iridescent colors and smooth shapes, pearls are actually made of the exact same material as the craggy shell that surrounds them. Pearls, urchin spines, the shells of mussels, snails and clams, even coral— all these...
SciShow
This Animal Has a Retractable Anus
Most animals keep their poop chutes on the opposite side of their body from where they eat. But that doesn’t mean it’s always the case, and bryozoans are great examples of how creative you can get with where you put your anus.
SciShow
There is So Much We Got Wrong about Corals...
When you think about coral reefs, you probably imagine a sparkling tropical oasis that you can easily see while snorkeling or diving, but reefs can be found as deep as 8000 meters! As deep as they are, those reefs are still not immune to...
Bozeman Science
Ocean Acidification
In this video Paul Andersen shows how carbon dioxide in the atmosphere is causing a decrease in the pH of the oceans. The carbon dioxide combines with the water to create carbonic acid which dissociates into bicarbonate and carbonate...
Curated Video
Carbonate
A salt or other compound containing a carbonate ion CO32-. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Carbon Capture: Artificial Trees
Artificial trees: what are they? How do they work? And how could they help to prevent climate change in the future? Human Geography - A Changing World - Learning Points. The rate of climate change is increasing because of the increasing...
Curated Video
Energy Change of Reactions
Some reactions take in energy and some release energy. Why? And what are some common examples of each type of reaction? Chemistry - Reactions - Learning Points. An energy change occurs when reactions take place. Exothermic reactions...
Curated Video
Eco-Friendly Cleaning with Vinegar and Baking Soda
Discover the powerful cleaning effects of vinegar and baking soda. This video showcases how these two common household items can replace multiple cleaning products. Learn about the science of saponification and acid-base reactions that...
Curated Video
The ONE trick to naming Ionic Compounds with Polyatomic Ions in Chemistry!
A polyatomic ion is an ion that is made up of multiple elements. Whenever we have a polyatomic ion present, we are not going to change the name at all. The name of the polyatomic ion will stay just as it is. So when we look at the ionic...
Curated Video
Explore Different Types Of Caves! | Earth Science Song For Kids | KLT
Let's learn what caves are and how they form!
Curated Video
GCSE Chemistry - What is a Limiting Reactant? Limiting/Excess Reactants Explained #27
Limiting and Excess Reactants Explained. Often, in chemical reactions there will be less of one reactant that the other - we call this one the limiting reactant because how much reaction can take place. Whereas the more abundant reactant...
Curated Video
GCSE Chemistry - Neutralisation Reactions #36
This video covers how acid react with different types of bases - metal oxides, metal hydroxides, and metal carbonates. It also covers the practical technique of how to make soluble salts from an insoluble base. This video is suitable...
Curated Video
GCSE Chemistry - Tests for Anions - Carbonate, Sulfate and Halide Ions #65
This video covers: - How to test for carbonates by reacting with an acid and then bubbling the gas through limewater - How to test for sulfate ion with dilute hydrochloric acid and barium chloride - How to test for halides like chloride,...
Professor Dave Explains
Classification of Sedimentary Rocks Part 3: Chemogenic Rocks
With siliciclastic and biogenic rocks covered, that leaves only chemogenic rocks to finish up with sedimentary rocks in general. These are rocks that precipitate from natural waters, usually due to evaporation. How does this occur, and...
FuseSchool
How To Test For Negative Ions
Learn the basics about testing for negative ions. Which methods and techniques are used to test negative ions? Find out more in this video!