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
Erin McKean: The joy of lexicography
Is the beloved paper dictionary doomed to extinction? In this infectiously exuberant talk, leading lexicographer Erin McKean looks at the many ways today's print dictionary is poised for transformation.
TED-Ed
TED-Ed: Why can parrots talk? | Grace Smith-Viduarre and Tim Wright
Whether they're belting Beyoncé, head-banging to classic rock, or rattling off curse words at zoo-goers, parrots are constantly astounding us. They are among the only animals that produce human speech, and some parrots do it almost...
Crash Course
How Does Language Move? Crash Course Geography
While we can’t explore every cultural trait in the world, language is an important system of spoken, signed, or written symbols humans use to express themselves. It’s a major marker of identity that often unites members of the same...
TED-Ed
TED-Ed: Why is there a "b" in doubt? - Gina Cooke
Say the word "doubt" aloud. What is that "b" doing there? Does it have any purpose? Gina Cooke explains the long and winding history of "doubt" and why the spelling, though it seems random, is a wink to its storied past.
TED Talks
TED: The taboo secret to better health | Molly Winter
Our poop and pee have superpowers, but for the most part we don't harness them. Molly Winter faces down our squeamishness and asks us to see what goes down the toilet as a resource, one that can help fight climate change, spur innovation...
SciShow
Do Doorways Actually Make Us Forget Things?
Have you ever forgotten why you walked into a room? Turns out it's just your brain doing its job.
SciShow
Why Is There an Opioid Crisis?
Last week, the opioid epidemic was declared a "public health emergency' in the United States, but what are opioids, and why is the way they interact with the human brain potentially so dangerous?
Bozeman Science
Multistep Reactions
In this video Paul Andersen explains how an overall chemical reaction is made up of several elementary steps. The stoichiometry of this equation can be predicted but the rate law must be measured. If the elementary steps of the reaction...
SciShow
Could Naked Singularities Exist?
A naked singularity is something that should be a black hole, but it’s neither black nor a hole. If they exist, they’ll rewrite physics as we know it.
TED Talks
Soraya Chemaly: The power of women's anger
Anger is a powerful emotion -- it warns us of threat, insult, indignity and harm. But across the world, girls and women are taught that their anger is better left unvoiced, says author Soraya Chemaly. Why is that, and what might we lose...
TED Talks
Clint Smith: The danger of silence
We spend so much time listening to the things people are saying that we rarely pay attention to the things they don't, says poet and teacher Clint Smith. A short, powerful piece from the heart, about finding the courage to speak up...
TED-Ed
TED-Ed: Can you solve the prisoner hat riddle? - Alex Gendler
You and nine other individuals have been captured by super-intelligent alien overlords. The aliens think humans look quite tasty, but their civilization forbids eating highly logical and cooperative beings. Unfortunately, they're not...
SciShow
Take a Trip Through Space!
Take a trip through our star area, using only the ten hundred most used words, inspired by Randall Munroe of XKCD.
TED Talks
TED: A librarian's case against overdue book fines | Dawn Wacek
Libraries have the power to create a better world; they connect communities, promote literacy and spark lifelong learners. But there's one thing that keeps people away: the fear of overdue book fines. In this thought-provoking talk,...
TED Talks
TED: Remaking my voice | Roger Ebert
When film critic Roger Ebert lost his lower jaw to cancer, he lost the ability to eat and speak. But he did not lose his voice. In a moving talk from TED2011, Ebert and his wife, Chaz, with friends Dean Ornish and John Hunter, come...
TED Talks
TED: The unexpected challenges of a country's first election | Philippa Neave
How do you teach an entire country how to vote when no one has done it before? It's a huge challenge facing fledgling democracies around the world -- and one of the biggest problems turns out to be a lack of shared language. After all,...
TED Talks
Es Devlin: Mind-blowing stage sculptures that fuse music and technology
It starts with a sketch. Then it evolves into a larger-than-life visual masterpiece, a celebration of human connection. Follow along as legendary artist and designer Es Devlin takes us on a visual tour of her work -- including iconic...
TED Talks
Milton Glaser: Using design to make ideas new
From the TED archives: The legendary graphic designer Milton Glaser dives deep into a new painting inspired by Piero della Francesca. From here, he muses on what makes a convincing poster, by breaking down an idea and making it new.
TED Talks
Martin Pistorius: How my mind came back to life — and no one knew
Imagine being unable to say, "I am hungry," "I am in pain," "thank you," or "I love you,” -- losing your ability to communicate, being trapped inside your body, surrounded by people yet utterly alone. For 13 long years, that was Martin...
SciShow
Data Mining: How You're Revealing More Than You Think
Data mining recently made big news with the Cambridge Analytica scandal, but it is not just for ads and politics. It can help doctors spot fatal infections and it can even predict massacres in the Congo.
TED Talks
TED: 5 ways to lead in an era of constant change | Jim Hemerling
Who says change needs to be hard? Organizational change expert Jim Hemerling thinks adapting your business in today's constantly-evolving world can be invigorating instead of exhausting. He outlines five imperatives, centered around...
TED Talks
TED: Don't call people out -- call them in | Loretta J. Ross
We live in a call-out culture, says activist and scholar Loretta J. Ross. You're probably familiar with it: the public shaming and blaming, on social media and in real life, of people who may have done wrong and are being held...
Bozeman Science
Driving Nonspontaneous Processes
In this video Paul Andersen explains how you can drive non spontaneous processes by adding external energy (like electricity or light) or by coupling it to a spontaneous process (like the conversion of ATP to ADP)