SciShow
The Science Behind Football's First-Down Line
If you’ve watch American football on television, you may have wondered how they make that yellow first down line look like it’s actually down on the field.
PBS
Are Olympic Competitors Geniuses?
Everyone is obsessed with the Olympics right now, watching these geniuses push the boundaries of their field. Wait, did we say GENIUSES? Yes! We normally associate the word "genius" with intellectual accomplishments, but athletes are...
SciShow
Bivalves Could Be the New Lab Rats
Bivalves—animals like mussels, clams and oysters—might be a more familiar sight in a restaurant than a lab. But it turns out that studying them might help us learn more about our own health.
SciShow
6 Reasons We Have to Say a Study Was "In Mice"
A lot of our videos include the disclaimer "Mice aren't people." But why do we keep saying this, and if rodent studies aren't effective, why do we keep using them?
TED-Ed
TED-Ed: The uncertain location of electrons - George Zaidan and Charles Morton
The tiny atoms that make up our world are made up of even tinier protons, neutrons and electrons. Though the number of protons determines an atom's identity, it's the electrons -- specifically, their exact location outside the nucleus --...
Bozeman Science
Practice 2 - Developing and Using Models
Paul Andersen explains the importance of modeling in science and engineering. Models are used by scientists to explain phenomenon. Unlike mental models, conceptual models can be shared by all scientists to improve our understanding of...
SciShow
Our Galaxy Could Be Full of Exoplanets with Oceans | SciShow News
Earlier this spring NASA announced a new research model that predicts that ocean worlds are far from rare, and our galaxy might be full of them. And a new study examines evidence that Pluto may have had an underground ocean all along!
SciShow
Why a Bad Series Finale Ruins the Whole Show
Objectively, some shows end with rough final acts, but we are finding that this isn’t the only factor in our discontent. Unsatisfactory finales also reflect common types of relationships we build with fictional characters.
TED-Ed
TED-Ed: Is there a center of the universe? - Marjee Chmiel and Trevor Owens
It's been a long road to the discovery that Earth is not the center of the Solar System, the Milky Way, or the universe; great thinkers from Aristotle to Bruno have grappled with it for millennia. But if we aren't at the center of the...
SciShow
Io's Underground Magma Ocean
There are a few theories that would suggest Jupiter's moon IO has an underground magma ocean. Hank Green explains in this episode of SciShow Space!
SciShow
The Next Step to a Holodeck
The next step toward a holodeck might be the ability to actually touch a simulation, and we’re getting closer—using sound.
TED Talks
George Monbiot: The new political story that could change everything
To get out of the mess we're in, we need a new story that explains the present and guides the future, says author George Monbiot. Drawing on findings from psychology, neuroscience and evolutionary biology, he offers a new vision for...
TED Talks
TED: How wind energy could power Earth ... 18 times over | Dan Jørgensen
Over the last two decades, the wind power industry has grown at a dizzying pace. (Fun fact: a single rotation from one of the world's most powerful wind turbines can generate enough electricity to charge more than 1,400 cell phones.)...
TED Talks
Naomi Oreskes: Why we should trust scientists
Many of the world's biggest problems require asking questions of scientists -- but why should we believe what they say? Historian of science Naomi Oreskes thinks deeply about our relationship to belief and draws out three problems with...
TED Talks
TED: Tools for a better world | Jamais Cascio
We all want to make the world better -- but how? Jamais Cascio looks at some specific tools and techniques that can make a difference. It's a fascinating talk that might just inspire you to act.
TED Talks
John Hardy: My green school dream
Join John Hardy on a tour of the Green School, his off-the-grid school in Bali that teaches kids how to build, garden, create (and get into college). The centerpiece of campus is the spiraling Heart of School, perhaps the world's largest...
TED Talks
Dambisa Moyo: Is China the new idol for emerging economies?
The developed world holds up the ideals of capitalism, democracy and political rights for all. Those in emerging markets often don't have that luxury. In this powerful talk, economist Dambisa Moyo makes the case that the west can't...
TED Talks
Sendhil Mullainathan: Solving social problems with a nudge
MacArthur winner Sendhil Mullainathan uses the lens of behavioral economics to study a tricky set of social problems -- those we know how to solve, but don't. We know how to reduce child deaths due to diarrhea, how to prevent...
TED Talks
Richard Dawkins: Why the universe seems so strange
Biologist Richard Dawkins makes a case for "thinking the improbable" by looking at how the human frame of reference limits our understanding of the universe.
TED Talks
Michael Dickinson: How a fly flies
An insect's ability to fly is one of the greatest feats of evolution. Michael Dickinson looks at how a fruit fly takes flight with such delicate wings, thanks to a clever flapping motion and flight muscles that are both powerful and...
TED Talks
Nathan Myhrvold: Archeology, animal photography, BBQ ...
Nathan Myhrvold talks about a few of his latest fascinations -- animal photography, archeology, BBQ and generally being an eccentric genius multimillionaire. Listen for wild stories from the (somewhat raunchy) edge of the animal world.
TED Talks
TED: Fake videos of real people -- and how to spot them | Supasorn Suwajanakorn
Do you think you're good at spotting fake videos, where famous people say things they've never said in real life? See how they're made in this astonishing talk and tech demo. Computer scientist Supasorn Suwajanakorn shows how, as a grad...
TED Talks
TED: What new power looks like | Jeremy Heimans
We can see the power of distributed, crowd-sourced business models every day — witness Uber, Kickstarter, Airbnb. But veteran online activist Jeremy Heimans asks: When does that kind of "new power" start to work in politics? His...