SciShow
The Flu May Cause Alzheimer's
Scientists are starting to find a strange connection between neurodegenerative diseases like Alzheimer's, Parkinson's, ALS, MS, and dementia. They all seem to follow on the heels of common but severe infections. And that means we might...
SciShow
Recognizing Faces, Even When You Can't See Them
Blind people use the same part of their brains to recognize faces as sighted people, and can even identify a face from the sound of someone chewing. Hosted by: Reid Reimers (he/him)
SciShow
How Snakes Hijacked Our Brains
Sometimes, one animal ends up in an evolutionary arms race with another for millions of years. Here are four fascinating examples, including our own showdown with snakes. Hosted by: Jaida Elcock (she/her)
Crash Course
Microscopes: How We See What We Can't See: Crash Course Biology #22
There’s an immense world of tiny stuff within us and around us—but how do we know about it? In this episode of Crash Course Biology, we’ll discover how we see what we can’t see, thanks to the help of centuries-old tools and more recent...
Crash Course
Evolutionary History: The Timeline of Life: Crash Course Biology #16
Humans may have been around for a long time, but life has existed for way longer. In this episode of Crash Course Biology, we’ll journey through deep time to uncover the history of life on Earth. We’ll explore the big, game-changing...
TED Talks
A new vision of healthy masculinity | Davonte Green
What does it actually mean to be a "real man" these days? In a personal talk packed with actionable advice, youth advocate Davonte Green challenges age-old stereotypes about masculinity, showing that emotional intelligence and...
TED Talks
Let your ambition light you up, not burn you out | Tarveen Forrester
Burnout shouldn’t be the price of success, but setting boundaries at work is easier said than done. Tarveen Forrester, who oversees workplace culture at Kickstarter, shares practical strategies for protecting your time and cultivating...
TED Talks
How art helped me grapple with grief | Navied Mahdavian
With just a few lines, cartoons can say so much with so little. In a moving talk, cartoonist Navied Mahdavian shares his process for distilling huge concepts into drawings on the page — and shows how his work helped him grieve the death...
TED Talks
The next computer? Your glasses | Shahram Izadi
Picture this: you’re wearing a normal-looking pair of glasses, but they give you the ability to quickly summarize a book, translate between languages or remember where you left your keys. In a live demo of unreleased technology, computer...
TED Talks
A parent's guide to raising kids after loss | Andy Laats
Andy Laats had the textbook fairytale family setup ... a great job, a happy marriage, three wonderful kids and everything going for them. Until one day, they didn't anymore. In this tender, wise and unexpectedly funny talk, Laats...
TED Talks
Your inner fire is your greatest strength | Xiye Bastida
Hope isn’t just a feeling, but a skill you can practice, explains climate activist Xiye Bastida. Taking cues from the resilience of nature, she shows why trusting Indigenous leaders who’ve protected the planet for generations can help...
TED Talks
Norse mythology’s climate lessons for the future | Lauren Fadiman
What if ancient myths are warnings for the future? Contemporary folklorist Lauren Fadiman explores how the Norse tale of Ragnarök may stem from real climate catastrophe, revealing how folklore preserves lessons of resilience and can...
TED Talks
Let's get real about free speech | Greg Lukianoff
Too many people believe in something closer to freedom from speech rather than freedom of speech, says attorney Greg Lukianoff. In a timely talk, he warns against the rise of "mob censorship" — and reminds us why free speech is the best...
TED Talks
Why does uncertainty bother us so much? | Adam Kucharski
Why do we find it easier to trust some concepts and ideas over others? Mathematician and TED Fellow Adam Kucharski explores the science of uncertainty, revealing how the very human need for explanation shapes trust in science, fear of...
TED Talks
Is this the time of monsters — or miracles? | Angus Hervey
Headlines warn of a world in collapse, but solutions journalist Angus Hervey finds the overlooked triumphs that never make the news — from the rollout of malaria vaccines to the recovery of sea turtles. With hard data and stories from...
TED Talks
The future isn't just coded — it's built | Lauren Dunford
Look around — almost everything you see was manufactured, from baby formula to AI data centers and beyond. Yet we rarely think about how it’s all made. Factory fixer Lauren Dunford pulls back the curtain on modern manufacturing,...
TED Talks
I'll probably lose my job to AI. Here's why that's OK | Megan J. McArdle
Artificial intelligence could cost many of us our careers — but that doesn’t mean we should stop its development, says journalist Megan J. McArdle. As she watches AI encroach on her own craft, she shares a fresh take on the 19th-century...
Crash Course
Ma'ui, Oceania's Hero: Crash Course World Mythology
In which Mike Rugnetta teaches you about Ma'ui, prominent hero of many cultures in Oceania, aka the Pacific Island nations. Ma'ui is just the kind of hero we're interested in here at Crash Course. He's a culture hero, he's a an...
TED Talks
Is perfectionism just procrastination in disguise? | Jon Youshaei
What separates struggling artists from successful ones? Looking to creative geniuses like Mozart, Edison and Monet, video creator Jon Youshaei explains why aiming to be prolific — despite flops and failures along the way — is the key to...
TED Talks
How light and code can transform a city | Leo Villareal
Leo Villareal is an artist, but his tools aren't paint and canvas; he manipulates light, color and computer code to create monumental works of public art. In a dazzling talk, he takes us inside his efforts to light up some of the world's...
TED Talks
The power shift US politics needs | Anathea Chino
As the cofounder of Advance Native Political Leadership, Anathea Chino creates space for Native American leaders to thrive in an often unwelcoming political system. Alongside comedian and filmmaker Negin Farsad, she discusses the power...
TED Talks
The "hot shot rule" to help you become a better leader | Kat Cole
Confidence doesn’t come before action — it comes from taking action, says business leader Kat Cole, who worked her way up from waitress to CEO of a global health company. She presents a simple yet powerful practice called the "hot shot...
TED Talks
What if you could give a TED Talk? An inside look at “My Big Idea,” an original series from TED | TED
If you’ve ever wondered how you can give a TED Talk, you’re not alone. TED believes that ideas change everything — and that they can come from unexpected places. So, we issued an open call to anyone in the UK in search of the biggest,...
TED Talks
The key to navigating change with confidence | Kristy Ellmer
What if the change you fear most is actually the best thing for you? Change leader Kristy Ellmer shares a powerful lesson on how even the most difficult transitions, including layoffs and company-wide transformations, can open unexpected...