SciShow
This Crystal Is ELECTRIC
There's a few minerals that exhibit something called piezoelectricity and pyroelectricity, which mean that either heat or pressure can turn them electric. Here's a demo from the SciShow Rocks Box where you can see this for yourself - all...
SciShow
Why These 5 Rocks Actually Glow
If you're lucky enough to find a glowing rock, it likely doesn't mean you're the chosen one. In fact, it could have to do with one of these five phenomena! Learn about the quantum mechanics of glowing rocks in this new SciShow Episode...
SciShow
Why is Organized Crime Buying Sand?!
Some might call sand coarse, rough and irritating, but there’s no denying that it’s used everywhere: from glass to asphalt, sand is a key ingredient for all sorts of materials in construction and technology. But this heavy reliance on...
SciShow
8 Structure Secrets of Gemstones
Gems are more than just pretty rocks! Hosted by: Michael Aranda
SciShow
The First Water on Earth Might've Come From… Earth? | SciShow News
Astronomers have thought for years that Earth was dry in the beginning, but a new paper suggests that Earth might have actually started out wet! And In other meteorite news, a new study of impact sites might give us new clues about...
SciShow
The World Is Built on Sand... and We're Running Out
Some might call sand coarse, rough and irritating, but there’s no denying that it’s used everywhere: from glass to asphalt, sand is a key ingredient for all sorts of materials in construction and technology. But this heavy reliance on...
SciShow
How Do These Creepy Eyeball Rocks Form?
Rocks or mineral crystals can often remind us of other things in our daily lives, but coming across some of THESE rocks might be one of the creepiest experiences a rockhound can have!
SciShow
Should You Worry About Antarctica's New, Massive Iceberg?
How concerned are scientists about the Larson C ice shelf calving its most recent iceberg? Archeologists have also found new evidence that confirms earlier dates for the existence of ancient Australian humans.
SciShow
How 5 Rocks Get Their Glow
If you find a glowing rock, it probably doesn't mean you're the chosen one. If it's one of these five phenomena, it's quantum mechanics, not narrative significance. Chapters View all FLUORESCENCE 0:36 PHOSPHORESCENCE 2:42...
SciShow
What’s Up With the Weird Pockmarks Up and Down the East Coast?
All along the east coast of the United States there are thousands of oval shaped pock marks, and scientists think they have a clue as to how they got there.
TED-Ed
TED-ED: Why is glass transparent? - Mark Miodownik
If you look through your glasses, binoculars or a window, you see the world on the other side. How is it that something so solid can be so invisible? Mark Miodownik melts the scientific secret behind amorphous solids.
SciShow
Egyptian Blue: How an Ancient Pigment Could Save Lives
The world’s first artificial pigment, Egyptian blue, may help scientists prevent forgery and even save lives.
TED-Ed
TED-Ed: How to squeeze electricity out of crystals - Ashwini Bharathula
It might sound like science fiction, but if you press on a crystal of sugar, it will actually generate its own electricity. This simple crystal can act like a tiny power source because sugar happens to be piezoelectric. Ashwini...
TED-Ed
TED-Ed: How do crystals work? - Graham Baird
What makes crystals grow into their signature shapes? Dig into the atomic patterns and unique properties of crystals. -- Many crystals have signature shapes— like the cascade of pointed quartz or a pile of galena cubes. Every crystal’s...
Curated Video
Making Silicon Looking into Compounds and Making Silica
Silicon compounds | Silicates , earth crust |Natural occurance | Silica SiO2 | Polymorphism | Quartz | Japer |Onyz | Kieselguhr | Diatoms in sea |SiO2 preparation | oxidation of silica | orthosilisic acid Silicates, primarily composed of...
Curated Video
Amorphous
An amorphous solid is one whose atoms or molecules are not arranged in an ordered crystalline lattice. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Mineral (chemistry)
A naturally occurring element or compound that has a crystalline form and has been produced by geological processes. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Oxide
Any compound in which oxygen is combined with another element. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Curated Video
The Elements: Silicon
Discover the unique properties of silicon, which is found in many things from sand to computers. Chemistry - Periodic Table - Learning Points. Silicon is a metalloid element. Silicon is found in sand, quartz, the Sun and stars. Silicon...
Curated Video
Minerals – Spot the...
Six objects are shown on screen ... can you spot the minerals? Material processes - Classifying materials - Minerals Learning Points A range of minerals can be found on Earth. A Twig Tidbit Film - Spot the Difference. The children have...
Curated Video
I WONDER - What Are Some Different Types Of Crystals?
This video is answering the question of what are some different types of crystals.
Professor Dave Explains
Mineralogy of Sedimentary Rocks: Weathering and Diagenesis
Now that we know some general information regarding sedimentary rocks, let's examine their mineralogy. What kinds of minerals can be found in sedimentary rocks? How do these minerals change over time? What can we say about weathering,...