Socratica
What Are Neutron Stars?
What happens at the end of the life cycle of a star? A lesson in the Socratica Astronomy playlist shows three ways a star dies: white dwarf, black hole, and neutron star. Each ending depends on the mass of the original star.
TED-Ed
How Your Muscular System Works
Get ready for some heavy lifting! A detailed video lesson explains the different muscle groups and their functions. The presenter compares and contrasts different types of muscle compositions related to their purposes.
TED-Ed
What in the World Is Topological Quantum Matter?
Time to expand your thinking! A video lesson begins with an explanation of topology and its application to new technology. The narrator shares examples of electron transfer of electricity and data storage in computers.
TED-Ed
The First Asteroid Ever Discovered
Flash back to 1801 to meet Ceres, the first asteroid discovery! Use a video lesson to learn how careful plotting and measuring led to the discovery of Ceres. Once lost, mapping the orbit led to new astronomy and new mathematics to...
TED-Ed
Why Is It so Hard to Cure Cancer?
Cancer affects more than 14 million people at any given time. After exploring the basics of cancer cells and treatment, learners consider the characteristics of cancer that challenge scientists. Seemingly successful trials many times...
TED-Ed
How Aspirin Was Discovered
Got a headache? Here's some willow bark! Young scholars discover the origins of aspirin that date back 4,000 years. They see that chewing this willow bark became known for its pain relief properties and was the precursor to the aspirin...
TED-Ed
The Evolution of Animal Genitalia
Explore the evolutionary changes to the sexual reproductive organs. Their shapes and functions are more complex than one would think! Scholars learn about several unique reproductive practices and how these organs contribute to courtship...
American Chemical Society
Why Do We Get Allergies?
Allergies are really just mistakes our immune system makes—and we pay the itchy, watery price! An ACS Reactions lesson outlines the immune response to pollens and other allergens. When the body mistakes these allergens for germs, it...
American Chemical Society
How Thomas Edison Changed The World
Take a field trip to the laboratory of the famous Thomas Edison. An engaging video lesson explores the contributions of Edison to the scientific community. The narrator explains how his love of chemistry led to discoveries that...
American Chemical Society
Ice Cream Chemistry
Here's a sweet lesson for your ice cream lovers! Scholars explore the effect temperature and emulsifiers have on the creation of ice crystals. They see that making slight adjustments changes the consistency of ice cream by...
American Chemical Society
World Cup Chemistry: The Science Behind the Brazuca Ball
Score a goal with your classes by showing the importance of science in soccer! Scholars learn how chemistry plays a part in the design of the soccer ball. An installment of a larger playlist explains how polymers make the properties of...
American Chemical Society
Four Science Secrets About Money
Strange fact—most dollar bills have a trace of cocaine! Chemists can tell us many interesting facts about money. Science makes counterfeiting an almost impossible process. An installment of the ACS Reaction series explains these...
American Chemical Society
How Do Rockets Work?
Explore the chemistry of a rocket launch. An episode of the ACS Reactions playlist explains how propellant creates the thrust necessary to launch a rocket. The instructor considers both solid and liquid propellants to make a well-rounded...
American Chemical Society
Do Mega Sharks Still Exist?
It was THIS big! Stories from sailors suggest the existence of mega-sized sharks, but the chemistry of their remnants suggests otherwise! Scholars learn how scientists analyze fossil materials to determine age and a timeline of the...
American Chemical Society
What's in your Smartphone?
Your cell phone contains many elements you may not have even heard of! Explore the science of the smartphone with a lesson from the Reactions playlist. The instructor explains the location and purpose of the many different elements that...
American Chemical Society
Why Do Things Taste Sweet?
Our love of sweets can be traced back to our cavemen ancestors! The chemical makeup of sweet foods creates a strong source of energy in our diets. Glucose, sucrose, and fructose all have similar chemical structures that create the tastes...
American Chemical Society
Why Do Leaves Change Color?
Discover the scientific explanation of fall leaves! The lesson narrator describes the role of chlorophyll, glucose, and weather in the process of the color-changing process. He adds an overview of carotenoids and flavonoids to explain...
American Chemical Society
Accidental Discoveries That Changed The World
When they run out of lemons, scientists study lemonade! Many scientific discoveries came from dead-end experiments. The episode of the ACS Reactions series shows how scientists make many discoveries by accident. The highlight of the...
American Chemical Society
The Chemistry of Cats
Cats provide many interesting chemistry connections! Learners explore chemical connections to cats in an episode of the ACS Reactions playlist. They pursue many chemistry topics including the neurological response to catnip and the...
American Chemical Society
How Much Water Can Kill You?
Can water really poison you? An episode of the ACS Reaction series verifies that water can be toxic in large amounts. In fact, this is the main idea of the lesson: all elements are toxic at the right dose.
American Chemical Society
The Universe in a Cup of Coffee
Connect the chemical aspects of coffee to the world in which we live! Scholars consider the molecules within coffee and how they interact with the environment as they view an episode of the ACS Reaction series. From caffeine as a...
American Chemical Society
How Does Cooking Affect Nutrients in Veggies?
Microwave, steam, bake, or just eat them raw—what is the best way to preserve the nutrients in the vegetables we eat? The episode of the ACS Reactions series considers different cooking methods and their effects on the vitamins and...
American Chemical Society
How is Artificial Snow Made?
It's time to take to the slopes to enjoy a little scientific exploration. Scholars learn the chemistry of artificial snow by watching an informative video. The ACS Reactions lesson describes the importance of creating the correct...
American Chemical Society
The Science of Caffeine: The World's Most Popular Drug
Discover the science behind the world's most popular drug. Scholars explore the neural effects of caffeine in an episode of the larger ACS Reactions playlist. The presenter explains how caffeine impacts different neurotransmitters in the...