PBS
How a Supervolcano Ignited an Evolutionary Debate
The Toba supervolcano was the biggest explosive eruption of the last 2.5 million years. And humans were around to see it, or at least feel its effects! But what were those effects?
SciShow
Are Blue Eyes Endangered?
SciShow explains the genetics -- and physics -- behind why blue eyes are blue, and what the future may be for the trait. Spoiler alert: Blue eyes aren’t really blue! SciShow explains!
Crash Course
The Modern Revolution: Crash Course Big History
In which Hank and John Green teach you a Crash Course on the modern revolution, and the upside of the progress that humanity has made in the last 500 years or so. And while there are two sides to every history, and many of these changes...
Crash Course
The Modern Revolution Crash Course Big History 8
In which Hank and John Green teach you a Crash Course on the modern revolution, and the upside of the progress that humanity has made in the last 500 years or so. And while there are two sides to every history, and many of these changes...
TED Talks
Nicholas Christakis: How social networks predict epidemics
After mapping humans' intricate social networks, Nicholas Christakis and colleague James Fowler began investigating how this information could better our lives. Now, he reveals his hot-off-the-press findings: These networks can be used...
SciShow
Coming Soon: 12 Billion People on Earth
SciShow News explains the science behind the latest virus outbreak in the U.S., and examines surprising new predictions about the future of the world’s human population.
Curated Video
Globalization II - Good or Bad?: Crash Course World History
In which John asks whether globalization is a net positive for humanity. While the new global economy has created a lot of wealth, and lifted a lot of people out of poverty, it also has some effects that aren't so hot. Wealth disparity,...
Crash Course
Why the Evolutionary Epic Matters: Crash Course Big History
Today we're talking about evolution_basically the history of all life on Earth. The thing is, why are we talking about this. Well, the story of life, all the way back to single celled microbes billions of years ago, is all part of our...
TED Talks
The worldwide web of belief and ritual - Wade Davis
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Anthropologist Wade Davis muses on the worldwide web of belief and ritual that makes us human. He shares...
Crash Course
Migrations and Intensification Crash Course Big History 7
In which Hank and John Green teach you about humanity conquering the Earth. Or at least moving from Africa into the rest of the Earth. As human beings spread out across the world and populations grew, humanity reached a critical mass of...
Crash Course
Globalization II - Good or Bad Crash Course World History
In which John asks whether globalization is a net positive for humanity. While the new global economy has created a lot of wealth, and lifted a lot of people out of poverty, it also has some effects that aren't so hot. Wealth disparity,...
Crash Course
Population, Sustainability, and Malthus: Crash Course World History 215
In which John Green teaches you about population. So, how many people can reasonably live on the Earth? Thomas Malthus got it totally wrong in the 19th century, but for some reason, he keeps coming up when we talk about population. In...
Bozeman Science
Human Population Dynamics
In this video Paul Andersen explores population dynamics of the human population. The population has show exponential growth since the industrial revolution and all countries will eventually move through the demographic transition. If...
Curated Video
Human Population Growth - Crash Course Ecology
If being alive on Earth were a contest, humans would win it hands down. We're like the Michael Phelps of being alive, but with 250,000 times more gold medals. Today Hank is here to tell us the specifics of why and how human population...
Crash Course
Migrations and Intensification: Crash Course Big History
In which Hank and John Green teach you about humanity conquering the Earth. Or at least moving from Africa into the rest of the Earth. As human beings spread out across the world and populations grew, humanity reached a critical mass of...
TED Talks
Nathan Wolfe: The jungle search for viruses
Virus hunter Nathan Wolfe is outwitting the next pandemic by staying two steps ahead: discovering deadly new viruses where they first emerge -- passing from animals to humans among poor subsistence hunters in Africa -- before they claim...
Bozeman Science
Human Population Impacts
In this video Paul Andersen talks about the impacts of human growth on the environment and on themselves. The population, affluence, and destructive technology of a population impact the environment according to the IPAT equation. An...
Curated Video
Vaccine
A preparation that can protect against a specific disease. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce...
Wonderscape
The Anthropocene Epic: A Geological Perspective
Explore the concept of the Anthropocene Epic, a proposed geological era marked by humanity's significant impact on Earth's climate and ecosystems. Learn about the debate surrounding its official start, theories including the advent of...
Curated Video
Threats to Biodiversity
This video highlights the importance of preserving our planet's biodiversity and the consequences of human expansion on ecosystems. It emphasizes the role of coral reefs and rainforests in providing oxygen and supporting diverse...
Curated Video
Human Impacts: How Do People Disrupt Ecosystems?
A video entitled “Human Impacts: How Do People Disrupt Ecosystems?” which examines biodiversity and how humanity and nature can negatively affect ecosystems.
Nature League
Exploring Adaptations | Compilation
Brit looks back on our fifth month on Nature League, when we explored the theme of adaptations.
Nature League
Amazing Advancements in Wildlife Biology | #NowNotThen Tag
This week on Nature League, Brit Garner discusses some positive changes to wildlife biology and conservation research over the last few decades. Get your Critically Endangered Sharks poster here! Only on sale through May 30th.
Wonderscape
History Kids: The Anthropocene Epic
This video explores the concept of the Anthropocene epoch, also known as the age of humans. The video discusses the negative impacts of human activity on the planet, including climate change, mass extinction, and environmental injustice....