SciShow
Colorado's Bright Yellow River, and Why Fruit Flies Mate
This week on SciShow News, toxic waste from an abandoned mine turned a river yellow, and new research shows that threatened fruit flies may have more diverse offspring.
PBS
The One-Electron Universe
Could it be that all the electrons in the universe are simply one, single electron moving back and forth through time?
Crash Course
How Does Disease Move? Crash Course Geography
From outbreaks of measles in the United States and cholera in Haiti to patterns of lead poisoning near gold mines in Nigeria, medical geographers play an important role in tracking disease in the landscape. Today, we're going to look at...
Be Smart
The Largest River On Earth Is In The Sky
What's the largest river on Earth? If you said "the Amazon".... you're only half right. Scientists have discovered an even bigger river in South America, and it's in the sky above the Amazon rainforest. Turns out, this sky river is the...
Crash Course
The Raft, the River, and The Weird Ending of Huckleberry Finn: Crash Course Literature 303
This week, we're continuing our discussion of Mark Twain's 'The Adventures of Huckleberry Finn.' This is part two of our talk about Huck Finn, and this time we're looking at the metaphors in the book, a little bit about what the...
SciShow
The World Is Built on Sand... and We're Running Out
Some might call sand coarse, rough and irritating, but there’s no denying that it’s used everywhere: from glass to asphalt, sand is a key ingredient for all sorts of materials in construction and technology. But this heavy reliance on...
SciShow
What We Can Learn from 5 Times Rivers Ran Backward
Usually, you can count on a river to flow in one direction, but some things can make it reverse course. Aside from being weird and surprising, these river reversals can often reflect geological changes and have long-lasting impacts on...
TED Talks
TED: Ecology from the air | Greg Asner
What are our forests really made of? From the air, ecologist Greg Asner uses a spectrometer and high-powered lasers to map nature in meticulous kaleidoscopic 3D detail -- what he calls "a very high-tech accounting system" of carbon. In...
SciShow
The Strange Blind Fish of the Lower Congo River
The lower Congo River is treacherous, turbulent, and very deep. While that might seem like an inhospitable habitat, hundreds of species of fish thrive there, including some that are really bizarre!SciShow is supported by Brilliant.org.
SciShow
The Lakes and Rivers of Ancient Mars
Ancient Mars had a lot of water! This week on SciShow Space News, scientists analyzed the Curiosity rover's data on the rocks in Gale Crater, using it to learn more about what the lakes and rivers on olden-day Mars might have looked like.
Crash Course
Mythical Trees: Crash Course World Mythology
This week on CC Myth, Mike Rugnetta is teaching you about mythical trees. There are lots of trees in myth, and we've touched on some of them before, but today we're going to focus on three trees from three different traditions. We'll...
SciShow
6 Animals Living Their Best Lives in Cities | Synurbic Species
When humans build a city, most species in the area tend to disappear. But there are some, called synurbic species, that are living their best lives in our concrete jungles.
Crash Course
Buffers, the Acid Rain Slayer: Crash Course Chemistry
In this episode, Hank talks about how nutty our world is via Buffers! He defines buffers and their compositions, talks about carbonate buffering systems in nature, acid rain, pH of buffers, and titration. Plus, a really cool experiment...
TED Talks
Devdutt Pattanaik: East vs. West -- the myths that mystify
Devdutt Pattanaik takes an eye-opening look at the myths of India and of the West -- and shows how these two fundamentally different sets of beliefs about God, death and heaven help us consistently misunderstand one another.
SciShow
Why Thai Shrimps Parade on Land
Every year, tiny shrimp do something strange on the banks of a river in Thailand: they get out of the water and walk on the land! Why do they take this risky path?
PBS
The Weird, Watery Tale of Spinosaurus
In 1912, a fossil collector discovered some strange bone fragments in the eerie, beautiful Cretaceous Bahariya rock formation of Egypt. Eventually, that handful of fossil fragments would reveal to scientists one of the strangest...
SciShow
SciShow Talk Show: Dr. Heiko Langner on Birds and Bioaccumulation
Crash Course Chemistry Consultant, Dr. Heiko Langner talks to Hank about lab safety, geochemical research, and cleaning up super fund sites. Afterward, Jessi Knudsen from Animal Wonders joins them with Zapper, the Alexandrian Parakeet....
SciShow
Why’d the Ocean Stop Getting Saltier?
If salty water is constantly spilling into the world’s oceans, does that mean they are getting saltier by the day?
TED Talks
TED: The boiling river of the Amazon | Andres Ruzo
When Andres Ruzo was a young boy in Peru, his grandfather told him a story with an odd detail: There is a river, deep in the Amazon, which boils as if a fire burns below it. Twelve years later, after training as a geoscientist, he set...
SciShow Kids
The Science of Spring!
It's finally spring where Jessi and Squeaks live! Join them as they take a look back at some of their favorite springtime subjects like why it rains, how plants grow, and all the amazing bugs you can find in the spring!
TED-Ed
TED-Ed: The tale of the boy who tricked the Devil | Iseult Gillespie
In a small town, a proud mother showed off her newborn son. Upon noticing his lucky birthmark, townsfolk predicted he would marry a princess. But soon, these rumors reached the wicked king. Enraged, the king stole the child away, and...
TED-Ed
TED-ED: Can you solve the river crossing riddle? - Lisa Winer
As a wildfire rages through the grasslands, three lions and three wildebeest flee for their lives. To escape the inferno, they must cross over to the left bank of a crocodile-infested river. Can you help them figure out how to get across...