MinuteEarth
Why Sewers Around the World Keep Overflowing
The old combined sewer systems of many major cities are no match for modern storms and impermeable surfaces.
SciShow
7 Organisms That Can Clean Toxic Waste
Toxic waste, by definition, is harmful to living things, but there are actually a bunch of plants, animals, fungi, and microbes that can help us clean it up! Chapters OYSTER MUSHROOMS 0:49 SUNFLOWERS 3:06 3 BIVALVES 5:11 BONFIRE MOSS...
TED Talks
Karen Lloyd: The mysterious microbes living deep inside the earth -- and how they could help humanity
The ground beneath your feet is home to a massive, mysterious world of microbes -- some of which have been in the earth's crust for hundreds of thousands of years. What's it like down there? Take a trip to the volcanoes and hot springs...
SciShow
The Massive Flood That Triggered an Ice Age (w/ PBS Eons!)
13,000 years ago, North America seemed to be thawing from a 2.6 million-year ice age. Then, a huge swath of Earth was suddenly plunged back into the cold for 1,000 years. To understand why we need to talk about megafloods.
TED Talks
TED: An interactive map to track (and end) pollution in China | Ma Jun
China has pledged to be carbon neutral by 2060 -- and its citizens are helping industries across the country reach that goal. Environmentalist Ma Jun introduces the Blue Map, an app that empowers people to report pollution violations in...
SciShow
What's at the Bottom of the Deepest Lake in the World
Besides being the deepest lake on Earth, Lake Baikal supports a bizarre collection of species that are found nowhere else!
Bozeman Science
Speciation and Extinction
Paul Andersen details the evolutionary processes of speciation and extinction. Stickleback evolution in Lake Loberg is used as example of rapid speciation. Adaptive radiation is illustrated using the Hawaiian honeycreeper. A brief...
SciShow
The Horrifying Truth About Swimmer's Itch
Also known as cercarial dermatitis, swimmer’s itch is more than just an annoying rash…
Crash Course Kids
Water Water Everywhere
So you know about Freshwater and Saltwater now and you know that there's not that much Freshwater for us (and other life) to get to. So how do different animals deal with different amounts of water where they live? In this episode of...
SciShow
These Mysterious Lakes Disappeared...and Came Back
Around the world, there are lakes that disappear without warning. Then, even stranger, they come back! This can happen for lots of different reasons, and the fact that they vanish and reappear reveals some surprising connections.
Bozeman Science
Stickleback Evolution
Paul Andersen describes microevolution and macroevolution in the stickleback fish of Loberg Lake. He describes how anadramous fish repopulated the lake after poisoning and adapted to the new environment through natural selection. He also...
TED-Ed
TED-ED: What's so great about the Great Lakes? - Cheri Dobbs and Jennifer Gabrys
The North American Great Lakes - Huron, Ontario, Michigan, Erie, and Superior - are so big that they border 8 states and contain 23 quadrillion liters of water. They span forest, grassland, and wetland habitats, supporting a region...
TED-Ed
TED-Ed: The Romans flooded the Colosseum for sea battles - Janelle Peters
Starting in 80 CE, residents of Rome and visitors from across the Roman Empire would fill the stands of the Colosseum to see gladiators duel, animals fight and chariots race around the arena. And for the grand finale, water poured into...
SciShow
8 Incredible Record-Breaking Bridges
All across the world people need to get from one place to another. And sometimes to get to that other place we need bridges. Here are eight bridges that are extraordinary in their own way, from standing the test of time to handling...
SciShow
Weird Places The Endless Lightning at Lake Maracaibo
During peak thunderstorm season, Lake Maracaibo has an average of 28 lightning strikes per minute hit its surface. But why?
Bozeman Science
Light Absorption, Reflection, and Transmission
In this video Paul Andersen explains how light can be absorbed, reflected, or transmitted as it moves from one medium to another. The reflection of different wavelengths creates the perceived color of an object. Absorbed light is...
SciShow
How Apple Flies Changed the Way We Think of Evolution
How does one species evolve into two within the same habitat? Discover the details behind a rare type of evolution: sympatric evolution.
SciShow Kids
Why Do Floods Happen?
It's been raining for a few days where Jessi and Squeaks live, and the news even said that there may be a flood! Join Jessi to find out what a flood is, how they form, and how you can stay safe if there's a flood where you live!
Crash Course Kids
The Basics of Freshwater
We have a lot of water on Earth, but we also can't actually drink much of it... or use it for farming. That's because most of the water on Earth is saltwater. We humans, like a lot of living things, need freshwater to survive. In this...
SciShow
Weird Places Blood Falls
In our continuing series on Earth's weirdest places, Hank describes the crazy place in Antarctica known as Blood Falls in all its scientifically strange majesty.
SciShow
Weird Places: The Jacuzzi of Despair
There's a lake so deadly that anything that goes for a swim gets pickled. Yet there's a thriving ecosystem literally living on the edge, which might give astrobiologists a hint at how life could thrive on other worlds.
Crash Course Kids
What On Earth
We've already talked about how the Earth is divided into four spheres (The Hydrosphere, the Biosphere, the Geosphere, and the Atmosphere). But, how do these different sphere interact with each other? In this episode of Crash Course Kids,...
Curated Video
Mexico Geography
New ReviewMexico is one of the most populous countries in the world. At four times the size of Spain, it’s one of the largest. Geographically, it’s also one of the most diverse countries. It includes nearly every geological formation found in the...
SWPictures
Fighting Bilharzia
New ReviewSwimming, bathing, washing clothes, and fishing—these are everyday activities that put people in the developing world at risk of catching bilharzia (or schistosomiasis), if the water is infected with eggs of the schistosome worm. Left...