Nature League
Biodiversity and Complex Life Forms - From A to B
When determining intelligence in animals, scientists use a variety of tests that reveal the animal's ability to use tools, recognize themselves, and communicate. The final video in the Biodiversity series explores why some species, such...
Nature League
What is Biodiversity? - Lesson Plan
The first video in a four-part series on Biodiversity addresses the three levels of biodiversity from genes to ecosystems. Then, it details the three dimensions and the three uses for biodiversity.
Veritasium
How UV Causes Cancer and Aging
As the rates of skin cancer rise to become the most common type of cancer in the United States, scientists directly relate sunscreen usage to skin cancer prevention. Doctors research exactly how ultraviolet light changes cells. Viewers...
Veritasium
The World in UV
The sky appears blue, but why? Humans see the world through the visible light spectrum, but the light spectrum is much larger than what the eye sees. Camera lenses allow people to view the world in ultraviolet, and the changes might...
Nature League
Why Are Animals Getting Smaller? - From A to B
Many believe dinosaurs were much larger than animals of today, but even the biggest dinosaur was only half the size of the average adult blue whale. Understanding why animals appear to be getting smaller starts with a discussion of...
Nature League
Adaptations at Animal Wonders - Field Trip
The word camouflage was first found use in English in the 1917 edition of Popular Science magazine. Camouflage, along with many other variations, star in the second video in a four-part series about adaptations. Join the virtual...
Veritasium
Is Our Food Becoming Less Nutritious?
Is today's food less nutritious? Veritasium explores the research and the reasons some scientists now consider food nutrient-deficient. The video also considers possible causes and whether the human population should be concerned.
Veritasium
Amazing Molecular Machines in Your Body
More than 50 billion cells in your body die every single day. While this sounds traumatic, the human body continuously produces new cells to replace them. A short video shares animations of the process of cell division or mitosis and...
Veritasium
Neutron Star Merger Gravitational Waves and Gamma Rays
Scientists have theorized about the merging of stars based on scientific theories and mathematical principles. For the first time, observation has confirmed these theories. Viewers share in the excitement of the discovery as they watch...
MinutePhysics
Relativity of Simultaneity — Special Relativity Chapter 4
Special relativity relates how things appear when the observer moves. The fourth video in the series on Special Relativity uses multiple examples to demonstrate the principle. It describes the differences when the reference frames move...
Nature League
Predicting Future Humans - From A to B
What adaptations would equip humans for the future? The fourth video in a series on Evolution and Speciation challenges viewers to think about the future adaptations of humans. They consider the impact of screen time, common injuries,...
Nature League
Exploring Evolution and Speciation - Lesson Plan
The first video in a five-part series on Evolution and Speciation introduces four types of evolution and addresses common misconceptions. In addition, viewers learn about topics current understanding of science does not fully explain.
Crash Course
Genetics - Lost and Found: Crash Course History of Science #25
Gregor Mendel, known as the father of genetics, never knew genetics existed and, in fact, died thinking no one would recognize his scientific discoveries. Other genetics scientists, such as Barbara McClintock, performed work so far ahead...
Howard Hughes Medical Institute
Paintbrush Gene
Drosophila includes more than 1,500 species and often find themselves studied by geneticists. A scientist presents a lecture on one example of these studies on the paintbrush gene. The gene determines the amount and color of pigment on...
Howard Hughes Medical Institute
Pocket Mouse and Predation
The rock pocket mouse exists either with light colored or dark colored fur. As their habitat changes from sandy desert to lava flows the prominence of each color fur also changes. Viewers compare the visibility of each mouse's fur color...
Howard Hughes Medical Institute
Leptin Feedback Control System
Hormones come from many parts of the body, including the hormone leptin produced by fat tissues. This in turn, controls each person's hunger levels. Interested nutritionists view the feedback loop relating food intake, hormone levels,...
Howard Hughes Medical Institute
Triplet Code
Genetic code for amino acids always uses three letters. The explanation for why it occurs in triplets makes for a brief statistical video. Examples of single and double letter codes prove insufficient for the number of amino acids.
Howard Hughes Medical Institute
PPAR-gamma Activation in the Fat Cell
Each human contains more than six times the number of fat cells than there are people on the planet. Scholars learn how fat cells work to absorb fat and release hormones through a short animation. They recognize the relationship between...
Howard Hughes Medical Institute
DNA Transcription (Advanced Detail)
Transcription happens in every cell, including plants, animals, and in all living matter. Observe the process of transcription through a slow and detailed animation of the process. With each step described in detail, viewers comprehend...
Howard Hughes Medical Institute
RNA Folding
Don't leave genetics to the imagination! Demonstrate to your class the folding of RNA using a video animation. The animation shows the structure of RNA and how it folds on itself to create protein-like structures.
Howard Hughes Medical Institute
Human Chromosomes
Learn a little about what makes humans unique. Young scholars view a video lesson as an introduction to chromosome pairs. Images show pairs of chromosomes including the XX or XY sex chromosome combinations.
Howard Hughes Medical Institute
Human Genome Sequencing
Just how do you go about mapping something you cannot see? Take look into the Human Genome Project and discover the procedure scientists followed in their quest to map human genes. A video presentation takes the viewer through a...
SciShow
Why Venus Could Doom 'Habitable' Exoplanets
Do you believe Earth-like planets support life? A video investigation in the SciShow Space series presents information about exoplanets and their characteristics. Scholars learn why these exoplanets may be the best chance for finding...
Corbett Maths
Laws of Indices
Laws are meant to be followed, and laws of exponents are no exception! A video presentation outlines the laws of exponents and then provides an example of each. After watching the presentation, learners practice with the included resources.