SciShow
Why Are So Many Pro Athletes Lefties
Only 10% of the world is left handed, so why are so many athletes lefties?
TED-Ed
TED-ED: What is the tragedy of the commons? - Nicholas Amendolare
Is it possible that overfishing, super germs, and global warming are all caused by the same thing? In 1968, a man named Garrett Hardin sat down to write an essay about overpopulation. Within it, he discovered a pattern of human behavior...
SciShow
Why Can't We Just Kill Off Invasive Species?
Invasive species destroying ecosystems are a huge problem, but there’s hope that we can help mitigate the damage.
SciShow
The Nicest Neighborhoods in the Universe
What does it really take for a planet to be habitable? It turns out, certain parts of a star system, a galaxy, and even the universe as we know it, are more habitable than others. Get to know them as Hank takes you on a tour of some of...
SciShow
Earth, Two Degrees Warmer
A new report on climate change is pretty grim, but there is still a little hope.
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,...
TED-Ed
TED-Ed: Where we get our fresh water - Christiana Z. Peppard
Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and...
TED Talks
Dean Kamen: To invent is to give
Inventor Dean Kamen lays out his argument for the Segway and offers a peek into his next big ideas (portable energy and water purification for developing countries).
TED Talks
TED: Does money make you mean? | Paul Piff
It's amazing what a rigged game of Monopoly can reveal. In this entertaining but sobering talk, social psychologist Paul Piff shares his research into how people behave when they feel wealthy. (Hint: badly.) But while the problem of...
Amoeba Sisters
Ecological Succession: Nature's Great Grit
Discover a process that truly demonstrates nature's grit: ecological succession! The Amoeba Sisters introduce both primary and secondary succession
TED Talks
Martin Jacques: Understanding the rise of China
Speaking at a TED Salon in London, Martin Jacques asks: How do we in the West make sense of China and its phenomenal rise? The author of "When China Rules the World," he examines why the West often puzzles over the growing power of the...
Crash Course
Why are People Moving to Cities? Crash Course Geography
According to the UN, people living in urban places now outnumber those in rural areas — which is a pretty new phenomenon for many parts of the world. So today, we’re going to discuss factors that have led to this shift in populations...
TED Talks
TED: Success stories from Kenya's first makerspace | Kamau Gachigi
Africa needs engineers, but its engineering students often end up working at auditing firms and banks. Why? Kamau Gachigi suspects it's because they don't have the spaces and materials needed to test their ideas and start businesses. To...
MinuteEarth
When Trees Go Nuts
Every once in a while, all the oaks or spruces or other plants in a region suddenly produce a tremendous bounty of seeds – up to 100 times more than usual. But why do they do it, and how do they all manage to sync up?...
Bozeman Science
Communities
Paul Andersen explains the major classification terms in ecology and how a community can be measured by species composition and species diversity. The symbiosis of leaf cutter ants is included. The podcast ends with a discussion of...
Amoeba Sisters
Hardy-Weinberg Equilibrium
Explore the Hardy-Weinberg Equilibrium equations with The Amoeba Sisters! Learn why this equation can be useful, its five assumptions, and how to calculate genotype and allele frequencies with p and q values! This video does assume the...
TED Talks
TED: The inside story of the Paris climate agreement | Christiana Figueres
What would you do if your job was to save the planet? When Christiana Figueres was tapped by the uN to lead the Paris climate conference (COP 21) in December 2015, she reacted the way many people would: she thought it would be impossible...
Bozeman Science
Unit 1 Review - Natural Selection
Paul Andersen reviews the major within the first unit on natural selection. He starts by defining evolution and explaining how evolution can occur in a population. He reviews the population genetics and camouflage lab. He reviews genetic...
Amoeba Sisters
Ecological Relationships
Explore several ecological relationships with The Amoeba Sisters! Ecological relationships discussed include predation, competition, and symbiotic relationships (parasitism, mutualism, and commensalism). Table of Contents: Intro 00:00...
Crash Course
Ecology - Rules for Living on Earth: Crash Course Biology
Hank introduces us to ecology - the study of the rules of engagement for all of us earthlings - which seeks to explain why the world looks and acts the way it does. The world is crammed with things, both animate and not, that have been...
SciShow
Could the Plague Rise Again?
How likely is a 21st-century epidemic of the plague? Unlike other diseases, the plague is alive and well in some parts of the world, but scientists and doctors are continuing to develop better treatments.
SciShow
Cougar Stress: SciShow Talk Show
Lara Brenner talks about her research on how stressed cougars are and how the public views them. Then Jessi from Animal Wonders joins the show with Seraphina the red fox!
TED Talks
Toni Griffin: A new vision for rebuilding Detroit
Once the powerhouse of America's industrial might, Detroit is more recently known in the popular imagination as a fabulous ruin, crumbling and bankrupt. But city planner Toni Griffin asks us to look again -- and to imagine an...
SciShow
These Shrimp Love a Good Boil
For most living things, scalding water is deadly. But it turns out there are some deep sea shrimp that do like a good boil.