3Blue1Brown
Binary, Hanoi, and Sierpinski, part 2
How counting in Ternary can solve a variant of the Tower's of Hanoi puzzle, and how this gives rise to a beautiful connection to Sierpinski's triangle.
SciShow
The Key to an Artificial Heart ... and Open-Heart Surgery
Scientists have been trying to pull blood out of the body and put it back in again since the early 1800s, but bypass machines haven't been easy to get right.
SciShow
Goodbye Glaciers, and Britain Doesn't Forget To Be Awesome
SciShow gives you latest in science news, including what "unstoppable" melting in Antarctica really means, and how you can help scientists increase the awesome through the 2014 Longitude Prize.
SciShow
Why Do We Have Bright Ideas in the Shower?
Have you ever had a great idea or a burst of insight while taking a shower? Well, it turns out that shower thoughts are more than just an internet phenomenon, and understanding them better can help us harness their power for good!
TED Talks
TED: The sore problem of prosthetic limbs | David Sengeh
What drove David Sengeh to create a more comfortable prosthetic limb? He grew up in Sierra Leone, and too many of the people he loves are missing limbs after the brutal civil war there. When he noticed that people who had prosthetics...
SciShow
Quantum Supremacy: When Will Quantum Computers Be a Thing?
In 2019, Google announced that they had achieved quantum supremacy - but what does that mean? And does it even matter?
Be Smart
Your Climate Conscience - feat. Al Gore
News about climate change is often full of doom, guilt, and anxiety. This can make many people reluctant to pay attention to or discuss it. We asked former Vice President Al Gore to help us find a different way to talk about climate change.
TED Talks
Jason Pontin: Can technology solve our big problems?
In 1969, Buzz Aldrin’s historical step onto the moon leapt mankind into an era of technological possibility. The awesome power of technology was to be used to solve all of our big problems. Fast forward to present day, and what's...
SciShow
How We Used the Moon to Send Radio Messages
In the early days of the Cold War, it was difficult to send and receive messages across the globe. Before the US launched its first satellite in January 1958, the military tried a creative solution: bouncing radio waves off the Moon.
TED Talks
TED: How augmented reality could change the future of surgery | Nadine Hachach-Haram
If you're undergoing surgery, you want the best surgical team to collaborate on your case, no matter where they are. Surgeon and entrepreneur Nadine Hachach-Haram is developing a new system that helps surgeons operate together and train...
SciShow Kids
What is an Engineer? | Squeaks has an Engineering Problem! | SciShow Kids
Mister Brown teaches Squeaks all about engineering to help him solve a problem he is having! K-2 Next Generation Science Standards Science and Engineering Practices: Asking Questions and Defining Problems, Developing and Using Models,...
TED Talks
TED: A smart bra for better heart health | Alicia Chong Rodriguez
Could an everyday clothing item help protect your health? In this quick talk, TED Fellow Alicia Chong Rodriguez introduces us to a smart bra designed to gather real-time data on biomarkers like heartbeat, breath and temperature. Learn...
TED-Ed
TED-Ed: Inside OKCupid: The math of online dating - Christian Rudder
When two people join a dating website, they are matched according to shared interests and how they answer a number of personal questions. But how do sites calculate the likelihood of a successful relationship? Christian Rudder, one of...
TED Talks
TED: Could this laser zap malaria? | Nathan Myhrvold
Nathan Myhrvold and team's latest inventions -- as brilliant as they are bold -- remind us that the world needs wild creativity to tackle big problems like malaria. And just as that idea sinks in, he rolls out a live demo of a new,...
TED Talks
TED: A new way to heal hearts without surgery | Franz Freudenthal
At the intersection of medical invention and indigenous culture, pediatric cardiologist Franz Freudenthal mends holes in the hearts of children across the world, using a device born from traditional Bolivian loom weaving. "The most...
TED Talks
TED: The beautiful math behind the world's ugliest music | Scott Rickard
Scott Rickard set out to engineer the ugliest possible piece of music, devoid of repetition, using a mathematical concept known as the Costas Array. In this surprisingly entertaining talk, he shares the math behind musical beauty ... and...
TED Talks
TED: Sanitation is a basic human right - Francis de los Reyes
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Warning: This talk might contain much more than you'd ever want to know about the way the world poops. But as...
TED Talks
TED: The problem of vaccine spoilage -- and a smart sensor to help | Nithya Ramanathan
Refrigerators do much more than store your groceries -- they're also vital to preserving and distributing vaccines. Illustrating the realities of (and threats to) global vaccine supply chains, technologist and TED Fellow Nithya...
TED Talks
TED: 5 promising factors propelling climate action | Gabriel Kra
Given the scale of the challenge, the conversation around climate change is often tinged with doom and gloom. But climate tech investor Gabriel Kra thinks we need to reframe the crisis as a source of tremendous opportunity. He offers...
TED Talks
TED: Open science now! | Michael Nielsen
What if every scientist could share their data as easily as they tweet about their lunch? Michael Nielsen calls for scientists to embrace new tools for collaboration that will enable discoveries to happen at the speed of Twitter.
TED Talks
TED: Can we stop climate change by removing CO2 from the air? | Tim Kruger
Could we cure climate change? Geoengineering researcher Tim Kruger wants to try. He shares one promising possibility: using natural gas to generate electricity in a way that takes carbon dioxide out of the air. Learn more -- both the...