TED Talks
TED: The science of extreme weather -- and how to reduce the harm | Al Roker, Al Gore, David Biello and Latif Nasser
Floods, droughts, heat waves and cold blasts -- why is the weather becoming more extreme? Environmentalist and "America's weatherman" Al Roker discusses the link between climate change and disruptions to weather patterns worldwide,...
TED Talks
TED: How we look kilometers below the Antarctic ice sheet | Dustin Schroeder
Antarctica is a vast and dynamic place, but radar technologies -- from World War II-era film to state-of-the-art miniaturized sensors -- are enabling scientists to observe and understand changes beneath the continent's ice in...
SciShow
This Is What Climate Change Feels Like
Hank brings you the SciShow news of the week. Recent record high temperatures and other extreme weather events around the world are climate change in action; a new fossil of an ancient human ancestor; some disturbing discoveries about...
3Blue1Brown
e to the pi i, a nontraditional take (old version)
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
3Blue1Brown
Understanding e to the pi i
The enigmatic equation e^{pi i} = -1 is usually explained using Taylor's formula during a calculus class. This video offers a different perspective, which involves thinking about numbers as actions, and about e^x as something which turns...
TED Talks
Tim Jackson: An economic reality check
As the world faces recession, climate change, inequity and more, Tim Jackson delivers a piercing challenge to established economic principles, explaining how we might stop feeding the crises and start investing in our future.
TED Talks
Colette Pichon Battle: Climate change will displace millions. Here's how we prepare
Scientists predict climate change will displace more than 180 million people by 2100 -- a crisis of "climate migration" the world isn't ready for, says disaster recovery lawyer and Louisiana native Colette Pichon Battle. In this...
SciShow
A Kilogram Is Now a Kilogram—Forever | SciShow News
This week in SciShow News, there's a new kilogram in town, and we might be closer to understanding why people love coffee so much!
TED Talks
Peter Beck: Small rockets are the next space revolution
We're in the dawn of a new space revolution, says engineer Peter Beck: the revolution of the small. In a talk packed with insights into the state of the space industry, Beck shares his work building rockets capable of delivering small...
TED Talks
Juan Enriquez: Using biology to rethink the energy challenge
Juan Enriquez challenges our definition of bioenergy. Oil, coal, gas and other hydrocarbons are not chemical but biological products, based on plant matter -- and thus, growable. Our whole approach to fuel, he argues, needs to change.
SciShow
SciShow Quiz Show with Phil Plait
Hank squares off against Crash Course Astronomy host Phil Plait in our special Valentine’s/Old Timey Medicine edition of SciShow Quiz Show!
SciShow
Facebook's Secret Psychological Experiment
SciShow News explains the science behind a psychological experiment performed on about seven hundred thousand Facebook users, although none of them knew that they were participating.
TED Talks
TED: The arts festival revolution | David Binder
David Binder is a major Broadway producer, but last summer he found himself in a small Australian neighborhood, watching locals dance and perform on their lawns -- and loving it. He shows us the new face of arts festivals, which break...
3Blue1Brown
Music And Measure Theory
How one of the introductory ideas in a field called "measure theory" can be thought of in terms of musical harnomy and dissonance.
TED Talks
Geoff Mulgan: A short intro to the Studio School
Some kids learn by listening; others learn by doing. Geoff Mulgan gives a short introduction to the Studio School, a new kind of school in the UK where small teams of kids learn by working on projects that are, as Mulgan puts it, "for...
TED Talks
TED: Making matter come alive | Lee Cronin
Before life existed on Earth, there was just matter, inorganic dead "stuff." How improbable is it that life arose? And -- could it use a different type of chemistry? Using an elegant definition of life (anything that can evolve), chemist...
Bozeman Science
Concept 1 - Patterns
Paul Andersen explains patterns and describes why pattern recognition is an important skill in science and engineering. He begins by discussing patterns in nature, including snowflakes, flower petals, seasons and nucleotides in DNA. He...
TED Talks
Ashraf Ghani: How to rebuild a broken state
Ashraf Ghani's passionate and powerful 10-minute talk, emphasizing the necessity of both economic investment and design ingenuity to rebuild broken states, is followed by a conversation with TED curator Chris Anderson on the future of...
TED Talks
David Deutsch: After billions of years of monotony, the universe is waking up
Theoretical physicist David Deutsch delivers a mind-bending meditation on the "great monotony" -- the idea that nothing novel has appeared in the universe for billions of years -- and shows how humanity's capacity to create explanatory...
SciShow
Why Isn't a Kilogram a Kilogram?
The kilogram is the basic unit of mass in the metric system, but there's a serious problem: the standard that defines how much mass a kilogram actually has isn't reliable anymore
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...
TED Talks
TED: How tech companies deceive you into giving up your data and privacy | Finn Lutzow-Holm Myrstad
Have you ever actually read the terms and conditions for the apps you use? Finn Lutzow-Holm Myrstad and his team at the Norwegian Consumer Council have, and it took them nearly a day and a half to read the terms of all the apps on an...
TED Talks
TED: The warmth and wisdom of mud buildings | Anna Heringer
There are a lot of resources given by nature for free -- all we need is our sensitivity to see them and our creativity to use them, says architect Anna Heringer. Heringer uses low-tech materials like mud and bamboo to create structures...
TED Talks
TED: How jails extort the poor | Salil Dudani
Why do we jail people for being poor? Today, half a million Americans are in jail only because they can't afford to post bail, and still more are locked up because they can't pay their debt to the court, sometimes for things as minor as...