TED Talks
Emma Belcher: 3 questions we should ask about nuclear weapons
There are more than 10,000 nuclear weapons in existence today, each one capable of causing immense destruction. Why don't we talk about this threat as much as some other major issues? In this practical talk, nuclear security expert Emma...
TED Talks
Christer Mjåset: 4 questions you should always ask your doctor
"Doctor, is this really necessary?" Backed by startling statistics about overtreatment, neurosurgeon Christer Mjåset explains the power of this and other simple questions in the context of medical treatment and surgery -- and shares how...
TED Talks
Esther Duflo: Social experiments to fight poverty
Alleviating poverty is more guesswork than science, and lack of data on aid's impact raises questions about how to provide it. But Clark Medal-winner Esther Duflo says it's possible to know which development efforts help and which hurt...
SciShow
New Jupiter Discoveries from the Juno Mission!
The Juno spacecraft has been making close flybys of Jupiter and its measurements have revealed some new things about Jupiter’s interior. And astronomers were surprised after putting together the most complete atmospheric profile that’s...
Amoeba Sisters
Nature of Science
Explore the nature of science with The Amoeba Sisters. This video discusses why there is not just one universal scientific method as well as the importance of credible sources when researching. Vocab in experimental design including...
TED Talks
TED: An Internet without screens might look like this | Tea uglow
Designer Tea uglow is creating a future in which humanity's love for natural solutions and simple tools can coexist with our need for information and the devices that provide us with it. "Reality is richer than screens," she says. "We...
TED Talks
TED: It's time for women to run for office | Halla Tomasdottir
With warmth and wit, Halla Tomasdottir shares how she overcame media bias, changed the tone of the political debate and surprised her entire nation when she ran for president of Iceland -- inspiring the next generation of leaders along...
TED Talks
TED: I was held hostage for 317 days. Here's what I thought about… | Vincent Cochetel
Vincent Cochetel was held hostage for 317 days in 1998, while working for the UN High Commissioner on Refugees in Chechnya. For the first time, he recounts the experience — from what it was like to live in a dark, underground chamber,...
SciShow
Why Pluto Might Be a Billion Comets
Astronomers are trying to answer the question of how Pluto formed, and we have more evidence for the existence of Planet Nine!
Crash Course Kids
A Case of 'What-Ifs'
Variables: What are they? In the case of engineering, variables are a condition or value that can change. Sometimes we control a variable, sometimes we don't. In this episode of Crash Course Kids, Sabrina chats to us about how variables...
Bozeman Science
Teaching Science at Home: A Survival Guide for Parents
A short guide for parents teaching science during the Coronavirus Pandemic of 2020.
TED-Ed
TED-Ed: Do IQ tests actually measure intelligence?
In 1905, psychologists Alfred Binet and Théodore Simon designed a test for children who were struggling in school in France. Designed to determine which children required individualized attention, their method formed the basis of the...
TED Talks
Andrew Connolly: What's the next window into our universe?
Big Data is everywhere — even the skies. In an informative talk, astronomer Andrew Connolly shows how large amounts of data are being collected about our universe, recording it in its ever-changing moods. Just how do scientists capture...
TED Talks
Randall Munroe: Comics that ask "what if?"
Web cartoonist Randall Munroe answers simple what-if questions ("what if you hit a baseball moving at the speed of light?") using math, physics, logic and deadpan humor. In this charming talk, a reader's question about Google's data...
TED-Ed
TED-Ed: Can love and independence coexist? | Tanya Boucicaut
Baritone thunder. Snarling winds. Consuming downpours. Okeechobee, the hurricane of 1928, forced many to flee their ruined communities. But for Janie Crawford, it inspired an unexpected homecoming. So begins Zora Neale Hurston's...
TED Talks
Seth Shostak: ET is (probably) out there -- get ready
SETI researcher Seth Shostak bets that we will find extraterrestrial life in the next twenty-four years, or he'll buy you a cup of coffee. He explains why new technologies and the laws of probability make the breakthrough so likely --...
Crash Course Kids
The Engineering Process
So, how do we go about being engineers? In this episode of Crash Course Kids, Sabrina talks to us about the Engineering Process and why we should do things in order, as well as many of the questions we should ask along the way. This...
TED Talks
TED: What does the future hold? 11 characters offer quirky answers | Sarah Jones
Sarah Jones changes personas with the simplest of wardrobe swaps. In a laugh-out-loud improvisation, she invites 11 "friends" from the future on stage—from a fast-talking Latina to an outspoken police officer—to ask them questions...
TED Talks
TED: I don't want children -- stop telling me I'll change my mind | Christen Reighter
One in five women in the United States will not have a biological child, and Christen Reighter is one of them. From a young age, she knew she didn't want kids, in spite of the insistence of many people (including her doctor) who told her...
TED Talks
Tom Honey: Why would God create a tsunami?
In the days following the tragic South Asian tsunami of 2004, the Rev. Tom Honey pondered the question, "How could a loving God have done this?" Here is his answer.
TED Talks
TED: Why civilians suffer more once a war is over | Margaret Bourdeaux
In a war, it turns out that violence isn't the biggest killer of civilians. What is? Illness, hunger, poverty -- because war destroys the institutions that keep society running, like utilities, banks, food systems and hospitals....
SciShow
Countershading: Why Do Penguins Wear Tuxedos?
Penguins are infamous for being ready for any formal event, yet it seems that we're still unsure why they, and numerous animals have this distinct color contrast.
TED Talks
Onora O'Neill: What we don't understand about trust
Trust is on the decline, and we need to rebuild it. That's a commonly heard suggestion for making a better world ... but, says philosopher Onora O'Neill, we don't really understand what we're suggesting. She flips the question, showing...
TED Talks
Roselinde Torres: What it takes to be a great leader
The world is full of leadership programs, but the best way to learn how to lead might be right under your nose. In this clear, candid talk, Roselinde Torres describes 25 years observing truly great leaders at work, and shares the three...