TED Talks
Michelle Kuo: The healing power of reading
Reading and writing can be acts of courage that bring us closer to others and ourselves. Author Michelle Kuo shares how teaching reading skills to her students in the Mississippi Delta revealed the bridging power of the written word --...
TED Talks
TED: How quantum biology might explain life's biggest questions | Jim Al-Khalili
How does a robin know to fly south? The answer might be weirder than you think: Quantum physics may be involved. Jim Al-Khalili rounds up the extremely new, extremely strange world of quantum biology, where something Einstein once called...
3Blue1Brown
The hardest problem on the hardest test
A geometry/probability question on the Putnam, a famously hard test, about a random tetrahedron in a sphere. This offers an opportunity not just for a lesson about the problem, but about problem-solving tactics in general.
TED Talks
T. Morgan Dixon and Vanessa Garrison: The trauma of systematic racism is killing Black women. A first step toward change...
T. Morgan Dixon and Vanessa Garrison, founders of the health nonprofit GirlTrek, are on a mission to reduce the leading causes of preventable death among Black women -- and build communities in the process. How? By getting one million...
SciShow
7 Mysteries Science Hasn't Solved
Even science can't yet explain these 7 extremely cool, weird phenomena in the universe, despite decades or even centuries of research. Chapters BALL LIGHTNING 1:09 3:07 SONIC BOOM SKYQUAKES 3:13 FAST RADIO BURSTS 4:21 Actinomycetes 6:42...
TED Talks
TED: I believe we evolved from aquatic apes | Elaine Morgan
(NOTE: Statements in this talk have been challenged by scientists working in this field. Read "Criticisms & updates" below for more details.) Elaine Morgan was a tenacious proponent of a theory that is not widely accepted. The aquatic...
PBS
Citizen Science
The professional astronomer or astrophysicist is a pretty recent phenomenon. In the past, astronomy was often performed by nobility and extremely enthusiastic amateurs. Although it seems like the scientific exploration of our universe is...
3Blue1Brown
The hardest problem on the hardest test
A geometry/probability question on the Putnam, a famously hard test, about a random tetrahedron in a sphere. This offers an opportunity not just for a lesson about the problem, but about problem-solving tactics in general.
SciShow
Why You Shouldn't Always Trust Your Gut | The First Instinct Fallacy
You've probably been told at some point or another to "trust your gut", but is that actually good advice?
TED Talks
TED: Your words may predict your future mental health | Mariano Sigman
Can the way you speak and write today predict your future mental state, even the onset of psychosis? In this fascinating talk, neuroscientist Mariano Sigman reflects on ancient Greece and the origins of introspection to investigate how...
TED-Ed
TED-Ed: Why should you read "A Midsummer Night's Dream?" - Iseult Gillespie
By the light of the moon, a group sneaks into the woods, where they take mind-altering substances, switch it up romantically and brush up against creatures from another dimension. “A Midsummer Night’s Dream” sees Shakespeare play with...
Crash Course
Citizen Kane: Crash Course Film Criticism
Try CuriosityStream today: http://curiositystream.com/crashcourse and use the promo code "crashcourse" to get the first two months free! Is Citizen Kane the BEST MOVIE EVER MADE? Is that even an answerable question? Michael Aranda will...
SciShow
Why Do I Have Varicose Veins?
Usually, the 160,000 kilometers of blood vessels in your body work incredibly smoothly. However, the forces of age, weight gain, and gravity can conspire to cause lumpy varicose veins.
SciShow
How Science Is Trying to Understand Consciousness
Figuring out exactly what consciousness is and whether or not it could emerge in non-human things has stumped us for centuries. Now, analyzing it from a scientific perspective might not just be possible, but necessary.
TED Talks
TED: How NASA invented a ventilator for COVID-19 ... in 37 days | Dan Goods
Get the behind-the-scenes story from visual strategist Dan Goods about how a single question launched NASA's Jet Propulsion Lab into action at the beginning of the COVID-19 pandemic, propelling an unprecedented pivot from space-exploring...
TED Talks
TED: Fossil fuel companies know how to stop global warming. Why don't they? | Myles Allen
The fossil fuel industry knows how to stop global warming, but they're waiting for someone else to pay, says climate science scholar Myles Allen. Instead of a total ban on carbon-emitting fuels, Allen puts forth a bold plan for oil and...
SciShow
Cost-Effective Household Items | SciShow Quiz Show
Today Hank and Sam figure out if medical side effects could help you "do crimes" and whether you can have a "gentle hate."
TED Talks
TED: The era of blind faith in big data must end | Cathy O'Neil
Algorithms decide who gets a loan, who gets a job interview, who gets insurance and much more -- but they don't automatically make things fair. Mathematician and data scientist Cathy O'Neil coined a term for algorithms that are secret,...
SciShow Kids
Why Do Animals Have Tails?
Most animals with a backbone possess a tail, and they use them for all sorts of purposes. There isn’t just one reason for having a tail, it all depends on what the animal is adapted for.
TED Talks
TED: How art can shape America's conversation about freedom | Dread Scott
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. In this quick talk, visual artist Dread Scott tells the story of one of his most transgressive art installations,...
SciShow Kids
Why Don’t Animals Need Sunscreen?
You should always wear sunscreen when you're playing outside, but you may have noticed that animals are outside all the time and they don't need sunscreen. Why?
SciShow
How Tall Can Skyscrapers Get?
Get an engineeer's-eye-view of the tallest buildings in the world, to learn what challenges they face as they reach for the sky and wonder, how tall can we build?
SciShow
Deep Sea Microbiome: SciShow Talk Show
Hank talks with MacArthur Fellow Dr. Victoria Orphan of CalTech about organisms of the deep sea and the impact it has on our environment.