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.
SciShow
Project Mercury: The First Americans in Space
Project Mercury taught NASA a lot about getting people off the surface of Earth and into orbit, and paved the way for all of their future space missions.
TED Talks
Catarina Mota: Play with smart materials
Ink that conducts electricity; a window that turns from clear to opaque at the flip of a switch; a jelly that makes music. All this stuff exists, and Catarina Mota says: It's time to play with it. Mota leads us on a tour of surprising...
SciShow
New Rovers: A Robot Eel and a Submarine!
NASA's looking to send a giant robotic space eel to explore Europa, and a submarine to Titan. Let's go for a swim!
TED Talks
TED: I am a pirate | Rick Falkvinge
The Pirate Party fights for transparency, anonymity and sensible copyright laws. At TEDxOslo, Rick Falkvinge explains how he became the leader of Europe's tech-driven political party, which so far has won 17 seats across national...
TED-Ed
TED-ED: How the world's first subway system was built - Christian Wolmar
It was the dawn of 1863, and London's not-yet-opened subway system - the first of its kind in the world - had the city in an uproar. Most people thought the project, which cost more than 100 million dollars in today's money, would never...
SciShow
NASA Wants to Capture Asteroids…in Bags (And Other New Tech)
NIAC has awarded their first two grant winners for phase III: optical mining and 3D modeling craters, and researchers are further honing in on how to identify faraway habitable planets.
TED Talks
Angelo Vermeulen: How to go to space, without having to go to space
"We will start inhabiting outer space," says Angelo Vermeulen, crew commander of a NASA-funded Mars simulation. "It might take 50 years or it might take 500 years, but it's going to happen." In this charming talk, the TED Senior Fellow...
TED Talks
Thomas Heatherwick: Building the Seed Cathedral
A future more beautiful? Architect Thomas Heatherwick shows five recent projects featuring ingenious bio-inspired designs. Some are remakes of the ordinary: a bus, a bridge, a power station ... And one is an extraordinary pavilion, the...
TED Talks
Peter Donnelly: How juries are fooled by statistics
Oxford mathematician Peter Donnelly reveals the common mistakes humans make in interpreting statistics -- and the devastating impact these errors can have on the outcome of criminal trials.
TED Talks
Xavier Vilalta: Architecture at home in its community
When TED Fellow Xavier Vilalta was commissioned to create a multistory shopping mall in Addis Ababa, he panicked. Other centers represented everything he hated about contemporary architecture: wasteful, glass towers requiring tons of...
TED Talks
TED: A young inventor's plan to recycle Styrofoam | Ashton Cofer
From packing peanuts to disposable coffee cups, each year the uS alone produces some two billion pounds of Styrofoam -- none of which can be recycled. Frustrated by this waste of resources and landfill space, Ashton Cofer and his science...
TED Talks
Skylar Tibbits: Can we make things that make themselves?
MIT researcher Skylar Tibbits works on self-assembly -- the idea that instead of building something (a chair, a skyscraper), we can create materials that build themselves, much the way a strand of DNA zips itself together. It's a big...
TED Talks
Tim Harford: A powerful way to unleash your natural creativity
What can we learn from the world's most enduringly creative people? They "slow-motion multitask," actively juggling multiple projects and moving between topics as the mood strikes -- without feeling hurried. Author Tim Harford shares how...
TED Talks
TED: The incredible inventions of intuitive AI | Maurice Conti
What do you get when you give a design tool a digital nervous system? Computers that improve our ability to think and imagine, and robotic systems that come up with (and build) radical new designs for bridges, cars, drones and much more...
TED Talks
TED: The unheard story of the Sistine Chapel | Elizabeth Lev
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. The Sistine Chapel is one of the most iconic buildings on earth -- but there's a lot you probably don't know about...
TED Talks
Haas&Hahn: How painting can transform communities
Artists Jeroen Koolhaas and Dre Urhahn create community art by painting entire neighborhoods, and involving those who live there -- from the favelas of Rio to the streets of North Philadelphia. What's made their projects succeed? In this...
TED Talks
Stefan Sagmeister: Happiness by design
Graphic designer Stefan Sagmeister takes the audience on a whimsical journey through moments of his life that made him happy -- and notes how many of these moments have to do with good design.
Bozeman Science
Conceptual Thinking Mini-Lessons: Introduction and Explanation
ThinkBlocks were invented by Derek Cabrera at Cornell.
TED Talks
TED: A project of peace, painted across 50 buildings | eL Seed
eL Seed fuses Arabic calligraphy with graffiti to paint colorful, swirling messages of hope and peace on buildings from Tunisia to Paris. The artist and TED Fellow shares the story of his most ambitious project yet: a mural painted...
TED Talks
TED: How I'm fighting bias in algorithms | Joy Buolamwini
MIT grad student Joy Buolamwini was working with facial analysis software when she noticed a problem: the software didn't detect her face -- because the people who coded the algorithm hadn't taught it to identify a broad range of skin...
TED Talks
TED: The forgotten art of the zoetrope | eric Dyer
Artist eric Dyer spent years working at a computer to produce images for the screen. Longing to get his hands back on his work, he began exploring the zoetrope, a popular 19th-century device that was used to create the illusion of motion...
TED Talks
TED: Don't misrepresent Africa | Leslie Dodson
Real narratives are complicated: Africa isn't a country, and it's not a disaster zone, says reporter and researcher Leslie Dodson. She calls for journalists, researchers and NGOs to stop representing entire continents as one big tragedy.