TED-Ed
Can you solve Dongle's Difficult Dilemma? | Dennis E. Shasha
According to legend, three galactic terraformers shaped your planet into a paradise. When their work was done, they left the source of their power behind: three golden hexagons, hidden in dungeons full of traps and monsters. If one...
TED Talks
TED: 3 ways to make better decisions -- by thinking like a computer | Tom Griffiths
If you ever struggle to make decisions, here's a talk for you. Cognitive scientist Tom Griffiths shows how we can apply the logic of computers to untangle tricky human problems, sharing three practical strategies for making better...
TED Talks
TED: How better tech could protect us from distraction | Tristan Harris
How often does technology interrupt us from what we really mean to be doing? At work and at play, we spend a startling amount of time distracted by pings and pop-ups -- instead of helping us spend our time well, it often feels like our...
MinuteEarth
The Cheapest Way To Save A Life
The most cost-effective way to save a human life right now is to help give Vitamin A drops to certain groups of people, thanks to the health effects of the drops and the ease of their distribution.
TED Talks
Eddie Obeng: Smart failure for a fast-changing world
The world is changing much more rapidly than most people realize, says business educator Eddie Obeng -- and creative output cannot keep up. In this spirited talk, he highlights three important changes we should understand for better...
TED Talks
Peter Singer: The why and how of effective altruism
If you're lucky enough to live without want, it's a natural impulse to be altruistic to others. But, asks philosopher Peter Singer, what's the most effective way to give? He talks through some surprising thought experiments to help you...
TED Talks
Mena Trott: Meet the founder of the blog revolution
The founding mother of the blog revolution, Movable Type's Mena Trott, talks about the early days of blogging, when she realized that giving regular people the power to share our lives online is the key to building a friendlier, more...
TED Talks
Andreas Schleicher: Use data to build better schools
How can we measure what makes a school system work? Andreas Schleicher walks us through the PISA test, a global measurement that ranks countries against one another -- then uses that same data to help schools improve. Watch to find out...
SciShow
Why Are Rockets Launched in Florida?
Out of all the locations NASA could have chosen in the U.S., why Florida?
SciShow
Harlow's Horrifying Monkey Experiments
Dr. Harry Harlow's rhesus monkey experiments in the 1950s contributed a great deal to psychologists' understanding of attachment theory. Unfortunately, his later experiments also contributed a great deal to the need for ethics regulations.
SciShow
The Latest From Mars: Day 2
Hank briefs us on the current status of the Mars Science Laboratory, and gives us a taste of what we can hope to see coming from it in the next few months, and during the rest of its two year mission.
SciShow
NASA Just Arrived at an Asteroid! SciShow News
OSIRIS-REx finally entered orbit around the asteroid Bennu this week and new research has found an old recipe for RNA.
SciShow Kids
Why Do I Have Freckles?
Do you know anyone with freckles? Maybe you have freckles yourself! Jessi has them, and she's been wondering what they are, where they come from, and why some people have them and some people don't!
MinuteEarth
Does It Pay To Cheat?
For some birds, trying to cheat your neighbors into raising your babies is just as much work - and is no more successful - than doing it yourself.
TED Talks
Michele Wucker: Why we ignore obvious problems -- and how to act on them
Why do we often neglect big problems, like the financial crisis and climate change, until it's too late? Policy strategist Michele Wucker urges us to replace the myth of the "black swan" -- that rare, unforeseeable, unavoidable...
SciShow
Visiting The Abyss!
Hank talks about James Cameron's visit to the very deepest part of the ocean, the Challenger deep of the Mariana Trench.
SciShow
When Athletes Dope ... & Einstein FTW
This week's SciShow news has Hank bringing us a primer on the science behind various illegal and illicit ways in which athletes "improve" their bodies, proof of general relativity that we can actually see, and a new way to measure how...
TED Talks
Justin Hall-Tipping: Freeing energy from the grid
What would happen if we could generate power from our windowpanes? In this moving talk, entrepreneur Justin Hall-Tipping shows the materials that could make that possible, and how questioning our notion of 'normal' can lead to...
TED Talks
Nizar Ibrahim: How we unearthed the Spinosaurus
A 50-foot-long carnivore who hunted its prey in rivers 97 million years ago, the Spinosaurus is a "dragon from deep time." Paleontologist Nizar Ibrahim and his crew found new fossils, hidden in cliffs of the Moroccan Sahara desert, that...
TED Talks
TED: My escape from North Korea | Hyeonseo Lee
As a child growing up in North Korea, Hyeonseo Lee thought her country was "the best on the planet." It wasn't until the famine of the 90s that she began to wonder. She escaped the country at 14, to begin a life in hiding, as a refugee...
TED Talks
TED: The art of stillness | Pico Iyer
The place that travel writer Pico Iyer would most like to go? Nowhere. In a counterintuitive and lyrical meditation, Iyer takes a look at the incredible insight that comes with taking time for stillness. In our world of constant movement...
Amoeba Sisters
Monohybrids and the Punnett Square Guinea Pigs
Learn how to use a Punnett square to solve a Mendelian monohybrid cross with one of the Amoeba Sister's favorite classroom pets: hairless guinea pigs.
TED Talks
Del Harvey: Protecting Twitter users (sometimes from themselves)
Del Harvey heads up Twitter’s Trust and Safety Team, and she thinks all day about how to prevent worst-case scenarios -- abuse, trolling, stalking -- while giving voice to people around the globe. With deadpan humor, she offers a window...