TED Talks
Nick Bostrom: A philosophical quest for our biggest problems
Oxford philosopher and transhumanist Nick Bostrom examines the future of humankind and asks whether we might alter the fundamental nature of humanity to solve our most intrinsic problems.
TED Talks
Mechai Viravaidya: How Mr. Condom made Thailand a better place for life and love
Thailand's "Mr. Condom," Mechai Viravaidya, retells the country's bold plan to raise its standard of living, starting in the 1970s. First step: population control. And that means a lot of frank, funny -- and very effective -- talk about...
MinuteEarth
How This River Made Chimps Violent
When a group of apes got split apart, slight differences in their new environments led to big differences in future generations.
MinuteEarth
Dogs vs Cats: The Diversity Paradox
Different dogs look incredibly different - but that doesn't mean they are necessarily more diverse.
PBS
Singularities Explained
Mathematician Kelsey Houston-Edwards explains exactly what singularities are and how they exist right under our noses.
MinutePhysics
Aliens - Are We Looking in the Wrong Place?
Aliens - Are We Looking in the Wrong Place?
Crash Course
Medieval China: Crash Course History of Science
Like Egypt, Sumer, and Mesoamerica, ancient China represents a hydraulic civilization—one that maintained its population by diverting rivers to aid in irrigation—and one that developed writing thousands of years ago. Today, we’re going...
TED Talks
Hadyn Parry: Re-engineering mosquitos to fight disease
In a single year, there are 200-300 million cases of malaria and 50-100 million cases of dengue fever worldwide. So: Why haven't we found a way to effectively kill mosquitos yet? Hadyn Parry presents a fascinating solution: genetically...
MinuteEarth
How To Go Extinct
Our new evolution simulator reveals that extinction often happens when conditions change quickly.
SciShow
Sometimes, butterflies need bridges #shorts #science
Sometimes, butterflies need bridges #shorts #science
TED Talks
TED: The case for optimism on climate change | Al Gore
Why is Al Gore optimistic about climate change? In this spirited talk, Gore asks three powerful questions about the man-made forces threatening to destroy our planet -- and the solutions we're designing to combat them. (Featuring Q&A...
TED Talks
Reniqua Allen: The story we tell about millennials -- and who we leave out
Millennials are now the largest, most diverse adult population in the US -- but far too often, they're reduced to the worn-out stereotype of lazy, entitled avocado toast lovers, says author Reniqua Allen. In this revealing talk, she...
TED Talks
Charles Robertson: Africa's next boom
The past decade has seen slow and steady economic growth across the continent of Africa. But economist Charles Robertson has a bold thesis: Africa's about to boom. He talks through a few of the indicators -- from rising education levels...
TED-Ed
TED-Ed: What happens to our bodies after we die? - Farnaz Khatibi Jafari
Since the dawn of humanity, an estimated 100.8 billion people have lived and died, a number that increases by about 0.8% of the world's population each year. What happens to all of those peoples' bodies after they die? And will the...
TED-Ed
TED-ED: The threat of invasive species - Jennifer Klos
Massive vines that blanket the southern United States, climbing high as they uproot trees and swallow buildings. A ravenous snake that is capable of devouring an alligator. Rabbit populations that eat themselves into starvation. These...
TED-Ed
TED-Ed: 3 ways to end a virus | TED-Ed
Viruses are wildly successful organisms. There are about 100 million times as many virus particles on Earth as there are stars in the observable universe. Even so, viruses can and do go extinct. So, what is the possibility of the virus...
Crash Course
The Anthropocene and the Near Future: Crash Course Big History
In which John Green, Hank Green, and Emily Graslie teach you about the Anthropocene, an unofficial geological era that covers the last century or so, in which humanity has made massive progress. We've discovered the Higgs-Boson particle,...
SciShow
Could We Breed Giant Spiders?
If, for some wild reason, we decided that breeding humongous spiders was a good idea, could we actually pull it off?
Bozeman Science
Unit 4 Review - Homeostasis
Paul Andersen reviews the major concepts within the fourth unit of the new AP Biology framework. He begins by differentiating between negative and positive feedback loops. He explains how a stable internal environment is maintained...
TED Talks
Matt Ridley: When ideas have sex
At TEDGlobal 2010, author Matt Ridley shows how, throughout history, the engine of human progress has been the meeting and mating of ideas to make new ideas. It's not important how clever individuals are, he says; what really matters is...
Bozeman Science
LS4D - Humans and Biodiversity
In this video Paul Andersen defines biodiversity and explains the impacts humans are having on the planet's biodiversity. Humans are impacting the variety of life on our planet through habitat destruction, invasive species, pollution,...
TED-Ed
TED-Ed: Inside the killer whale matriarchy - Darren Croft
Pods of killer whales inhabit the waters of every major ocean on Earth. Each family is able to survive thanks mainly to one member, its most knowledgeable hunter: the grandmother. These matriarchs can live 80 years or more and their...
SciShow
Fighter Pilots Seem to Have More Daughters — Why?
Some people think that being a fighter pilot and a parent means that you will have a household full of daughters - but does the data back that up?