TED-Ed
TED-Ed: M Jackson: How to grow your own glacier
In the 13th century, Genghis Khan embarked on a mission to take over Eurasia, swiftly conquering countries and drawing them into his empire. But, legend has it that there was one obstacle that even he couldn't overcome: a towering wall...
TED Talks
TED: How I'm discovering the secrets of ancient texts | Gregory Heyworth
Gregory Heyworth is a textual scientist; he and his lab work on new ways to read ancient manuscripts and maps using spectral imaging technology. In this fascinating talk, watch as Heyworth shines a light on lost history, deciphering...
SciShow
The 19th Century Science That's Fighting Climate Change Today
The HMS Challenger embarked in the 1870s to survey the world’s oceans. The data the expedition collected is still being used over 100 years later to inform what we know about climate change.
SciShow
Why Are Paper Cuts So Painful?
Paper cuts are tiny compared to other injuries you may have experienced, but they hurt… A LOT! This has to do with your hands being pretty sensitive, and the fact that the edges of paper are like tiny saws.
TED Talks
Tracy Chevalier: Finding the story inside the painting
When Tracy Chevalier looks at paintings, she imagines the stories behind them: How did the painter meet his model? What would explain that look in her eye? Why is that man ... blushing? She shares three stories inspired by portraits,...
TED Talks
Sean Davis: Can we solve global warming? Lessons from how we protected the ozone layer
The Montreal Protocol proved that the world could come together and take action on climate change. Thirty years after the world's most successful environmental treaty was signed, atmospheric scientist Sean Davis examines the world we...
TED Talks
Aditi Shankardass: A second opinion on developmental disorders
Developmental disorders in children are typically diagnosed by observing behavior, but Aditi Shankardass suggests we should be looking directly at brains. She explains how one EEG technique has revealed mistaken diagnoses and transformed...
TED-Ed
TED-ED: How plants tell time - Dasha Savage
Morning glories unfurl their petals like clockwork in the early morning. A closing white waterlily signals that it's late afternoon. And moon flowers, as their name suggests, only bloom under the night sky. What gives plants this innate...
TED Talks
Diane Benscoter: How cults rewire the brain
Diane Benscoter spent five years as a "Moonie." She shares an insider's perspective on the mind of a cult member, and proposes a new way to think about today's most troubling conflicts and extremist movements.
SciShow
Apocalypse? How?!
Hank debunks several apocalypse theories that predict Earth's demise in 2012.
TED Talks
TED: 5 hiring tips every company (and job seeker) should know | Nithya Vaduganathan
To keep up with a rapidly evolving job market, hiring practices need to change, too. In this practical talk, talent strategy expert Nithya Vaduganathan shares five crucial tips every hiring manager (and job seeker) should know in order...
TED Talks
TED: The magic of Fibonacci numbers | Arthur Benjamin
Math is logical, functional and just ... awesome. Mathemagician Arthur Benjamin explores hidden properties of that weird and wonderful set of numbers, the Fibonacci series. (And reminds you that mathematics can be inspiring, too!)
SciShow
This Problem Could Break Cryptography
What if, no matter how strong your password was, a hacker could crack it just as easily as you can type it? In fact, what if all sorts of puzzles we thought were hard turned out to be easy? Mathematicians call this problem P vs. NP, it...
TED Talks
TED: The renewable heating system right below your feet | Kathy Hannun
Of all the mundane yet astonishing marvels of human ingenuity, knowing what it takes to heat a room to a comfortable temperature is TED Fellow Kathy Hannun's favorite. She takes us on a journey across the planet and under the sea to...
SciShow
We Just Found Out Fat Cells Can Move!
Fat cells don't often receive praise in everyday life, but they probably deserve more credit, as they might be healing our wounds.
TED Talks
America Ferrera: My identity is a superpower -- not an obstacle
Hollywood needs to stop resisting what the world actually looks like, says actor, director and activist America Ferrera. Tracing the contours of her career, she calls for more authentic representation of different cultures in media --...
TED-Ed
TED-Ed: The basics of the Higgs boson - Dave Barney and Steve Goldfarb
In 2012, scientists at CERN discovered evidence of the Higgs boson. The what? The Higgs boson is one of two types of fundamental particles and is a particular game-changer in the field of particle physics, proving how particles gain...
Crash Course
Frankenstein Part II: Crash Course Literature 206
In which John Green continues to teach you about Mary Shelley's Frankenstein. You'll learn about romantic vs Romantic, the latter of which is a literary movement. John will also look at a few different critical readings of Frankenstein,...
SciShow
3 Surprising Ways Your Intestines Affect You
Your digestive system impacts the rest of your body in all sorts of unexpected ways, from keeping your heart healthy to literally making you feel happier.
SciShow
How to Make A Humanzee
We all know about inter species animal hybrids - Napoleon Dynamite's favorite animal, the liger, is a typical example. But could a human and our closest primate relative the chimpanzee also breed a living hybrid? Hank explores this ......
SciShow
Camel Dung was The First Probiotic
Back in the day, bacterial diseases like dysentery were super deadly, but the nomadic people in northern Africa had long known about an effective, if hard to swallow, cure.
TED Talks
Bart Knols: 3 new ways to kill mosquitoes
We can use a mosquito's own instincts against her. In a rather unforgettable presentation, Bart Knols demos the imaginative solutions his team is developing to fight malaria -- including Limburger cheese and a deadly pill.
SciShow
Can Dogs Smell Fear?
We're taught to be cool around strange dogs because they smell fear, and that might be true, but your fear is probably freaking them out too!
PBS
Can Dungeons & Dragons Make You Confident & Successful?
There are some deeply ingrained stereotypes about Dungeons & Dragons, and those stereotypes usually begin and end with people shouting "NERD!!!" But the reality of the D&D universe is a whole lot more complex. Rather than being an escape...