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PBS
When Whales Walked
Remember that time whales were the size of house cats and walked on land? It's true—the evolution of whales is stranger than many suspect! See it all unfold in a historical video from PBS Eons channel that presents the evidence proving...
PBS
The Biggest Thing That Ever Flew
Imagine a reptile the size of a giraffe that flies across oceans. This reptile, quetzalcoatlus, existed, and scientists continue to learn more about this fascinating creature. The video, part of the Eons series, explains where the...
PBS
That Time Oxygen Almost Killed Everything
Oxygen keeps us alive, but did you ever consider how Earth found the right balance? Eons produced this video as part of a larger series that explores when Earth contained very little oxygen and green oceans ruled the planet. Viewers see...
PBS
What Colors Were Dinosaurs?
Beauty has no color, so why do scientists care about the color of dinosaurs? New evidence turned the world of dinosaurs colors upside down! From adorable red, fluffy dinosaurs to sharply contrasting black and white, these colors inform...
PBS
The Origin of Matter and Time
Time does not exist as a universal constant, yet it can be defined as a concrete reality. These concepts and more provide the inspiration for an episode of Space Time's larger series of the same name. It discusses causal order, the...
PBS
When The Earth Was Purple
Earth appears blue and green now, but an interesting video covers a theory about when our planet was purple. We know the sun emits mostly green light, so why do most plants repel green light rather than absorbing it? Did purple microbes...
The Brain Scoop
Chicago Adventure, Part Three: Little Skeletons
How do museums keep up with all of the tiny creatures they collect? Go behind the scenes through a video from a larger playlist covering mammals. The narrator shows how skeletal parts are numbered, then examines the museum's collection...
Socratica
Chemistry: Balancing Chemical Equations
Teaching chemical equations can be quite a balancing act! Bolster your class' balancing abilities using a video from a helpful chemistry playlist. The resource explains the theory behind balancing, then shows viewers how to accomplish it...
Socratica
Chemistry: Balancing Chemical Equations—Algebraic Method
If you love algebra, then you're gonna love this balancing method! Introduce young chemists to the algebraic method of balancing chemical equations using a video from an informative chemistry playlist. The narrator works five...
PBS
The Calendar, Australia, and White Christmas
Could a white Christmas in July ever actually happen? PBS's series on space time and measurement presents a video discussing how our ideas about the seasons won't hold true forever! The narrator explains how Earth's gyroscopic behavior...
PBS
Have Gravitational Waves Been Discovered?!?
Einstein was right ... again? Introduce young physicists to the final piece in Albert Einstein's Theory of Relativity through a video from PBS covering space time and measurement. Discover where gravitational waves come from, the...
Physics Girl
Strange Sand Acts Like Liquid
Can you use a solid to study fluid dynamics? You bet! Science scholars examine the process of fluidization with a video from an extensive physics playlist. The narrator demonstrates and explains how the uniform movement of air causes...
Physics Girl
Could You Replace Your Eye with a Camera?
Eyeballs or cameras—which have the best functions? The video presentations compare the important functions of the eyeball and the camera. As technology changes, cameras become more impressive, but the eyeball still out-functions the...
PBS
How Two Microbes Changed History
Where would we be without bacteria? As it turns out, we owe them everything! Introduce young biologists to endosymbiotic theory using an amazing video from an extensive biology playlist. Scholars discover the bacteria that may be...
PBS
The Great Snake Debate
Snakes are just lizards without legs, right? Scholars study the sensational evolutionary history of the snake with a video from a well-written biology playlist. Topics include snake fossils, theories on snake evolution, and...
PBS
The Time Terror Birds Invaded
Like something from a low-budget horror movie, terror birds ruled the roost in South America millions of years ago. Things didn't go as well when they headed north! With an intriguing video, biology scholars explore the massive migration...
Crash Course
Biomedical and Industrial Engineering: Crash Course Engineering #6
There's no need to give an arm and a leg to find a great lesson. An interesting video teaches viewers about biomedical and industrial engineering. After a brief history of these areas, including a description of some historical...
Be Smart
How Atom Bombs Can Uncover Forged Art
Art forgeries are works of art themselves? How can inspectors tell real art from fake? A video from the a large science playlist explores the techniques practiced by expert forgers and the subtle science behind telling a masterpiece from...
Be Smart
The Most Extreme Life Forms on Earth… and Beyond?
Earth's strangest creatures may be the key to finding life on other planets! Introduce biology scholars to the extreme world of extremophiles with a video from a large science playlist. From the depths of the ocean to the heart of the...
Be Smart
Tuatara All the Way Down: Face to Face with a Living Fossil!
Change is good ... unless you're a tuatara! Meet Earth's oldest surviving reptile species in a fun video from an extensive science playlist. Content includes why the tuatara did not evolve and its unique anatomy.
Be Smart
Why Are There as Many Males as Females?
From anteaters to zebras, why are both sexes equally represented in number? Explore a quirk in evolution with a video from a thought-provoking science playlist. The narrator shows examples of species that might only need a few males,...
Be Smart
Can You Bend Light like This?
Looking for instruction that seems more like wizardry? Look no further! Show your scholars some pretty amazing light experiments using a video from a comprehensive science playlist. The narrator performs and explains three simple yet...
Be Smart
97% of Climate Scientists Really Do Agree
Why do some people still question climate change? Discover the components of consensus with a video from a well-written science playlist. The narrator guides viewers through the process of reviewing climate publications, how exclusive...
Be Smart
Why Do We Itch?
Our skin is the first line of defense against insects, parasites, and other irritants. How do we defend it? Step inside the science of scratching with a video from an informative playlist. Topics include how itching evolved, what happens...
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