Teacher's Pet
Leaf Structure
Take it or leaf it, the video teaches the structure of leaves. It includes a discussion of stomata and the importance of transpiration. It also explains the role of chloroplasts.
Teacher's Pet
Active Transport
Active transport uses energy in the form of ATP. The video explains three types of active transport. It begins with membrane pumps before discussing endocytosis and exocytosis.
Teacher's Pet
Passive Transport Part 2
Cells require a specific amount of water—too much or too little causes problems. The video explains how cells handle having extra or not enough water. It includes plasmolysis, cytolysis, and facilitated diffusion.
Teacher's Pet
Unique Features of Plant Cells
In plants, vacuoles take up most of the space in a cell. The video explains what vacuoles are and their importance. It also discusses the function of the cell wall and plastids, both unique features of plant cells.
Teacher's Pet
Parts of the Eukaryotic Cell
Lipids found in your body include oils, fats, and hormones. The video discusses lipids and their importance to your body, wax, and vitamins. Then, it identifies and explains the job of each part of eukaryotic cells.
Teacher's Pet
The Metric System
What do Myanmar, Liberia, and the United States have in common? They are the only countries that don't use the metric system. The video introduces the metric system by starting with the prefixes. It finishes by showing how to solve...
Teacher's Pet
Observations and Inferences
Most jokes rely on inference, but what is an inference? The video discusses the meaning of both observation and inference. Then, it compares them and offers multiple examples of the differences.
Teacher's Pet
The Scientific Method
Examples of the scientific method in everyday life include: trial and error problem solving, making a budget, cooking, and designing an advertisement. The video explains the steps of the scientific method and two examples of it in real...
Deep Look
Where Are the Ants Carrying All Those Leaves?
Ants don't eat leaves, they use them for farming. The video focuses on this practice, which ants have done for 60 million years. It explains how they use the leaves to grow fungus and build entire underground cities. They even assign...
Deep Look
These 'Resurrection Plants' Spring Back to Life in Seconds
Without water, mosses dry out and stop photosynthesizing, essentially dying. However, with the first drop of rain, even after 100 years, they instantly come to life and grow. The video explains the benefits of this behavior and what...
Deep Look
Can A Thousand Tiny Swarming Robots Outsmart Nature?
Kilobots, made from only $15 worth of parts, work together to achieve a group goal. The video explains how with a few simple lines of programming, these tiny robots tackle tasks in much the same way animals or cells have for centuries....
Deep Look
Nature's Mood Rings: How Chameleons Really Change Color
Demonstrate how our understanding of chameleons trying to blend in was wrong. An education video explains how scientists now know that chameleons manipulate tiny salt crystals in their skin to change colors.
Deep Look
You're Not Hallucinating. That's Just Squid Skin.
Cephalopods, including squid, use their color-changing skin for both camouflage and communication. A video explains how squid camouflage themselves in the open ocean with nothing else around. It shows how they mimic the interplay of...
Deep Look
Watch Flesh-Eating Beetles Strip Bodies to the Bone
A large beetle colony needs only one or two days to completely clean the bones of small animals. The video focuses on the dermestid beetles' flesh-eating abilities. Museums use these beetles to preserve specimens, leaving the most...
Deep Look
Nature's Scuba Divers: How Beetles Breathe Underwater
Some insects breathe air yet live underwater. The video explains how they carry air with them and the scientific principles behind this ability. It focuses on beetles and surface tension as the concept of nature's scuba divers becomes...
Deep Look
The Ladybug Love-In: A Valentine's Special
Ladybugs live alone most of the year but gather together for winter. An informative video explains that this gathering serves two purposes: mating and hibernating.
Deep Look
Stinging Scorpion vs. Pain-Defying Mouse
Out of 2,000 species of scorpions, fewer than 40 contain venom strong enough to kill a person. The video focuses on a highly dangerous scorpion and a mouse that has adapted a special protein to block the pain. Will the scorpion become...
Deep Look
The Bombardier Beetle And Its Crazy Chemical Cannon
Named for the soldiers who operated artillery cannons, the bombardier beetle operates a cannon of its own. The video explains how it sets off a chemical reaction creating a small explosion they can aim at a predator. The evolution of the...
Deep Look
Meet the Dust Mites, Tiny Roommates That Feast on Your Skin
Don't bug out, but around 100 different animals live in your home with you! The video details how they arrived, what they want, and why they are thriving. Most are harmless, but some cause illnesses in ways you might not expect.
Deep Look
Winter is Coming for These Argentine Ant Invaders
When ants touch antennas with each other, they exchange information about which jobs they need to complete. The video focuses on the spread of the Argentine ants invading the globe. They eliminate local ants, even those that are more...
Deep Look
These Lizards Have Been Playing Rock-Paper-Scissors for 15 Million Years
Most species use one way of attracting a mate, whether through physical displays, alluring sounds, or aggression. The side-blotched lizards use three different ways, providing balance to their ecosystem. While the males use their own...
Deep Look
These Carnivorous Worms Catch Bugs by Mimicking the Night Sky
Have you ever wanted to lay inside a cave and look up at thousands of stars twinkling? Caves in New Zealand have glow worms that mimic the night sky in order to confuse their prey. This allows the worms to trap their prey and eat them...
Deep Look
This Vibrating Bumblebee Unlocks a Flower's Hidden Treasure
Some plants lock their pollen up until feeling the correct password. The video explains buzz pollination and how it differs from the pollination of other types of flowering plants. It lists multiple plants that require it and...
Deep Look
Sea Urchins Pull Themselves Inside Out To Be Reborn
Sea Urchins live for centuries if they can make it to adulthood. The video highlights the challenges of sea urchins making the journey through the open sea for years. When they finally find a place to land, an amazing transformation occurs.