TED Talks
TED: This app makes it fun to pick up litter | Jeff Kirschner
The earth is a big place to keep clean. With Litterati -- an app for users to identify, collect and geotag the world's litter -- TED Resident Jeff Kirschner has created a community that's crowdsource-cleaning the planet. After tracking...
TED Talks
TED: The emergent patterns of climate change | Gavin Schmidt
You can't understand climate change in pieces, says climate scientist Gavin Schmidt. It's the whole, or it's nothing. In this illuminating talk, he explains how he studies the big picture of climate change with mesmerizing models that...
TED Talks
TED: This is what democracy looks like | Anthony D. Romero
In a quest to make sense of the political environment in the united States in 2017, lawyer and ACLu executive director Anthony D. Romero turned to a surprising place -- a 14th-century fresco by Italian Renaissance master Ambrogio...
TED Talks
Chris Domas: The 1s and 0s behind cyber warfare
Chris Domas is a cybersecurity researcher, operating on what's become a new front of war, "cyber." In this engaging talk, he shows how researchers use pattern recognition and reverse engineering (and pull a few all-nighters) to...
SciShow
What If Your Arm Falls Off Right After a Vaccine?
If you lost your arm almost immediately after being vaccinated, would you still be vaccinated?
TED Talks
Arthur Ganson: Moving sculpture
Sculptor and engineer Arthur Ganson talks about his work -- kinetic art that explores deep philosophical ideas and is gee-whiz fun to look at.
TED Talks
TED: What happens when you lose everything | David Hoffman
Nine days before TED2008, filmmaker David Hoffman lost almost everything he owned in a fire that destroyed his home, office and 30 years of passionate collecting. He looks back at a life that's been wiped clean in an instant -- and looks...
PBS
What Will Destroy Planet Earth?
Killing all the life on Earth is easy. But what about destroying the planet itself? That is DEFINITELY going to happen!! But HOW? Could it be Nukes? A Giant Asteroid? A Collision with another planet? And what's more, will anyone be...
SciShow
How Do I Make My Batteries Last Longer?
Do you wait to charge your phones battery until it's close to dying? If you do- surprise! You're doing it wrong.
TED Talks
Jennifer 8. Lee: Why 1.5 billion people eat with chopsticks
Author Jennifer 8. Lee explains how the chopstick spread from the East to the West -- and was designed to give you the perfect bite.
Amoeba Sisters
Gel Electrophoresis
Explore electrophoresis with The Amoeba Sisters! This biotechnology video introduces gel electrophoresis and how it functions to separate molecules by size. Expand video details for table of contents. Major Points in Video: Intro 00:00...
TED-Ed
TED-Ed: Cell vs. virus: A battle for health - Shannon Stiles
All living things are made of cells. In the human body, these highly efficient units are protected by layer upon layer of defense against icky invaders like the cold virus. Shannon Stiles takes a journey into the cell, introducing the...
SciShow Kids
Where Do Icicles Come From?
Winter means snow, and snow means lots of fun! Jessi and Squeaks love building snowmen and snow forts, but there's one really cool thing made of snow that they can't build themselves: icicles! Join them to learn how these natural winter...
SciShow
SciShow Talk Show! Peter, Self-healing Skin, & Professor Claw the Emperor Scorpion
Featuring Peter Winkler, our SciShow graphics guru, and Professor Claw, the emperor scorpion. We decided it would be cool to have guests come into the studio and talk about science with Hank. in this episode, Peter and Hank discuss the...
SciShow
3 Weird Meteorites (Whose Weirdness Was Instructive)
Meteorites are extraterrestrial rocks that have ended up on earth. All of them are literally 'out of this world,' but here are three of the strangest of these aliens.
TED Talks
TED: How millennials and Gen Z can invest in a better future | Miguel Goncalves
Millennials and Gen Z will inherit 30 trillion dollars of wealth in the coming decades, and what they do with their money will have an incredible impact on the future of the planet, says impact investor Miguel Goncalves. He makes a case...
SciShow
Why There's a Straight Line Through Scotland
If you take a look at a map of Scotland, you'll notice an eerily straight line running through the highlands, this is the Great Glen Fault the product of half a billion years of time and geology.
TED Talks
TED: How to use data to make a hit TV show | Sebastian Wernicke
Does collecting more data lead to better decision-making? Competitive, data-savvy companies like Amazon, Google and Netflix have learned that data analysis alone doesn't always produce optimum results. In this talk, data scientist...
TED-Ed
TED-Ed: Does Time Exist? - Andrew Zimmerman Jones
The earliest time measurements were observations of cycles of the natural world, using patterns of changes from day to night and season to season to build calendars. More precise time-keeping eventually came along to put time in more...
TED-Ed
TED-Ed: Solving the puzzle of the periodic table - Eric Rosado
How did the periodic table of elements revolutionize our understanding of the world? What scientists contributed to the table we have today? Eric Rosado discusses the key people and discoveries that have molded our understanding of...
SciShow
How Recycling Works
Join SciShow as we explore what happens to your stuff after you toss it into the little green bin with the arrows on it.
SciShow
Litmus Test SciShow Experiments
Do science at home with Hank in this episode of SciShow - you'll learn how to make your own litmus paper, what it's good for, and how it works.
TED-Ed
TED-Ed: A brief history of chess - Alex Gendler
Trace the storied history of the game of chess, from its origins in 7th century India to the computer software we use today. -- The attacking infantry advances, their elephants already having broken the defensive line. The king tries to...
Crash Course
Degrees of Freedom and Effect Sizes - Crash Course Statistics
Today we're going to talk about degrees of freedom - which are the number of independent pieces of information that make up our models. More degrees of freedom typically mean more concrete results. But something that is statistically...