SciShow
How Does a Photon Become a Film Photo?
The chemistry behind film photography is pretty fascinating. How do film cameras help us turn light into a physical image?
SciShow
How Movies and TV Get Radiation Sickness Wrong
Radiation sickness been portrayed in movies and television for more than 50 years. And those portrayals vary a lot. But if there’s one thing pretty much all these portrayals have in common, it’s that they get radiation sickness wrong—at...
SciShow
SciShow Quiz Show: Weird Animal Parenting
How do adult strawberry poison frogs pass on toxins to their tadpoles? What happens when scientists add iodine to axolotl tanks? Find out, as our How To Adult hosts Rachel Calderon-Navarro, Project Manager at DFTBA, and Hank Green face...
Crash Course
More EAS - Electron Donating and Withdrawing Groups: Crash Course Organic Chemistry
In the previous episode we discussed what happens when we use electrophilic aromatic substitution to add a group to a benzene ring, but what happens when you try to add even more groups? Well, things get a little more complicated. In...
SciShow
How Being Obsessed with Health Can Make You Unhealthy
Dieting and exercise can be good for you, but just because something’s healthy, that doesn't mean more is even healthier.
Curated Video
Volatile
A substance which turns easily to a vapour at normal temperatures and pressures. 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
The Elements: Iodine
Learn about iodine and its use in medicine. Chemistry - Periodic Table - Learning Points. At room temperature, iodine is a bluish-black solid. Iodine and iodine-based compounds are used in medicine. Iodine is an essential part of our...
Curated Video
Intermolecular Forces
Discover the role played by intermolecular forces in changing the state of matter between solid, liquid and gas. Chemistry - Atoms And Bonding - Learning Points. Intermolecular forces are the attractive forces between molecules....
Curated Video
Photosynthesis and Starch
We put three different plants under different conditions to demonstrate that both light and carbon dioxide are needed for photosynthesis to occur. A leaf from each plant is taken and heated in ethanol to remove the pigment. These are...
Curated Video
Oscillating Colour Change
We use three chemical solutions to create an oscillating reaction. The three different solutions are mixed using a magnetic stirrer and the colour changes from clear to amber to dark blue. This pattern repeats as the concentrations of...
Curated Video
The Halogens
Halogens are hazardous to human life, yet they can also be very useful. How do they react when they meet other elements? Chemistry - Periodic Table - Learning Points. The halogens are the elements in Group 7 of the periodic table. The...
Curated Video
Inductive Effect and Dipole Moment: Molecular Attraction Revealed
The inductive effect can also influence a molecule’s dipole moment, which measures the separation of charges within a molecule. Electron-withdrawing groups create a stronger dipole by pulling electron density away from less...
Curated Video
Science or Magic? Debunking Internet Phenomena
Explore the science behind astounding tricks seen online, such as eggs that bounce and excessive foam from simple reactions. This segment explains how everyday chemistry and physics contribute to these seemingly miraculous occurrences,...
Curated Video
Navigating Effective and Ineffective Collisions in Collision Theory
Collision Theory, Decomposition of Hydrogen Iodide, Activation Energy, Activated complex, Volleyball game analogy,Effective& ineffective collisions. Collision Theory & Arrhenius Factor part 1
Curated Video
GCSE Chemistry - Halogens and Noble Gases #12
Learn all about the properties and trends of the group 7 (halogens) and group 0 (noble gases) elements. Including why halogens become less reactive as you go down the group, and why noble gases are so unreactive. Suitable for: Combined...
Curated Video
Halogens Song Periodic Table
Learn about the 6 Halogens in group 17 with the Halogens Song Periodic Table by KLT.
Curated Video
Using Isotopes
Using Isotopes explores isotopes by describing how isotopes are used in scientific research and medicine.
Curated Video
Sublimation
Sublimation explores states of matter by explaining and providing examples of the process of sublimation.
Curated Video
Main groups in the modern periodic table | Summary
Main groups in the modern periodic table | Summary
Professor Dave Explains
Cleavage of Carbon-Carbon Bonds With Periodic Acid
Just as important as learning reactions that generate carbon-carbon bonds, we need ways to cleave carbon-carbon bonds as well.This is useful for splitting a molecule up into fragments, or transforming a cyclic molecule into a linear...
Catalyst University
Follicular Cells & the Synthesis of Thyroid Hormones
In this video, we will discuss the following: [1] the synthesis of thyroid hormones, T3 and T4, from iodide and thyroglobulin in follicular cells. [2] the activation of T4 to T3 which occurs at the target cell level. [3] the elimination...
Catalyst University
Thyroid Peroxidase and Thyroid Treatments
Thyroid Peroxidase and Thyroid Treatments
Curated Video
Amylase and pH Experiment - Theory
The video is the first part of a three-part lecture series on the amylase and pH experiments. It discusses the theory behind the experiment, the general method to be followed, and the factors that impact the effectiveness of amylase in...
Next Animation Studio
Iodine I131: effects on health and prevention with Iodine tablets
This animation explains how radioactive Iodine is absorbed in the body and how taking Iodine tablets can prevent its carcinogenic effects. It also explains side effects of Iodine tablets.