TED Talks
Rediscovering Wonder with Technology
David Kwong is a magician and a New York Times crossword puzzle constructor who believes that magic tricks are like puzzles, designed to intrigue and challenge our minds. To him, the essence of wonder lies in experiences that defy...
TED Talks
TED: What if advertising was honest? | Sylvester Chauke
After years of brand building, marketing veteran Sylvester Chauke realized that his industry had sold the world on overconsumption, with devastating consequences. He shares how marketers could instead promote sustainability with "honest...
PBS
Will Wormholes Allow Fast Interstellar Travel?
From Stargate to Interstellar, wormholes are our favorite method for traveling across fictional universes. But they are also a very serious field of study for some of our greatest minds over the last century. So what’s the holdup? When...
PBS
Is Time Travel Impossible?
Time travel stories are cool because both the past and future are somehow more interesting that the present and because everyone wants a redo. But so far it appears we’re doomed to live consumed by regret in the eternal, boring present....
PBS
The Impossibility of Perpetual Motion Machines
Bad ideas come and go in physics. But there’s one bit of nonsense that is perhaps more persistent than all others: the perpetual motion machine. No working perpetual motion machine has ever been experiment verified. All break the laws of...
PBS
The Real Science of the EHT Black Hole
So, how do you take a picture of a black hole? The beast in question is the supermassive black hole in the center of this – the M87 elliptical galaxy. It has an estimated mass of several billion times that of the Sun, which gives it an...
TED Talks
TED: A mysterious design that appears across millennia | Terry Moore
What can we make of a design that shows up over and over in disparate cultures throughout history? Theorist Terry Moore explores "Penrose tiling" -- two shapes that fit together in infinite combinations without ever repeating -- and...
TED Talks
TED: War, AI and the new global arms race | Alexandr Wang
Lethal drones with facial recognition, armed robots, autonomous fighter jets: we're at the dawn of a new age of AI-powered warfare, says technologist Alexandr Wang. He explores why data will be the secret weapon in this uncharted...
SciShow
Our Solar System Might Have TWO Hidden Planets
After Pluto's demotion to dwarf planet in 2006, our solar system went from having nine planets to eight. But about a decade later, some astronomers proposed there was another planet, larger than Earth, hiding in the Kuiper Belt. And in...
SciShow
Can We Predict Earthquakes?
Hank talks about why it is so difficult for scientists to predict earthquakes in the short term.
SciShow
Faster Than Light Facts, Horny Little Man, and Worst Science Movie Winner!
Hank gets to the bottom of this "faster-than-the-speed-of-light-neutrino" kerfuffle, discusses some ancient stuff, and announces the winner of the award for worst science in a film.
TED Talks
What physics taught me about marketing - Dan Cobley
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Physics and marketing don't seem to have much in common, but Dan Cobley is passionate about both. He brings these...
3Blue1Brown
Why 5/3 is a fundamental constant for turbulence
A look at what turbulence is (in fluid flow), and a result by Kolmogorov regarding the energy cascade of turbulence.
TED Talks
Phillip Atiba Goff: How we can make racism a solvable problem -- and improve policing
When we define racism as behaviors instead of feelings, we can measure it -- and transform it from an impossible problem into a solvable one, says justice scientist Phillip Atiba Goff. In an actionable talk, he shares his work at the...
PBS
Solving the Impossible in Quantum Field Theory
The equations of quantum field theory allow us to calculate the behaviour of subatomic particles by expressing them as vibrations in quantum fields. But even the most elegant and complete formulations of quantum physics - like the Dirac...
TED Talks
TED: Dreams and details for a decarbonized future | Jim Hagemann Snabe
As chairman of the world's largest maritime shipping company, Jim Hagemann Snabe thinks a lot about how goods get where they need to go and the impact their journey has on the planet. Leading the effort to decarbonize shipping by 2050,...
TED-Ed
TED-Ed: Einstein's brilliant mistake: Entangled states - Chad Orzel
When you think about Einstein and physics, E=mc^2 is probably the first thing that comes to mind. But one of his greatest contributions to the field actually came in the form of an odd philosophical footnote in a 1935 paper he co-wrote...
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
TED: A love letter to realism in a time of grief | Mark Pollock and Simone George
When faced with life's toughest circumstances, how should we respond: as an optimist, a realist or something else? In an unforgettable talk, explorer Mark Pollock and human rights lawyer Simone George explore the tension between...
TED Talks
TED: The antidote to apathy | Dave Meslin
Local politics -- schools, zoning, council elections -- hit us where we live. So why don't more of us actually get involved? Is it apathy? Dave Meslin says no. He identifies 7 barriers that keep us from taking part in our communities,...
PBS
Can We Get DNA From Fossils?
In 1993, scientists cracked open a piece of amber, took out the body of an ancient weevil, and sampled its DNA. Or, at least, so we thought. It took another few decades of research, and a lot of take-backs, before scientists could figure...
TED Talks
TED: How to stop banks from investing in dirty energy | Lucie Pinson
Money is pollution's biggest driving force -- particularly, the cash invested in dirty energy projects, says financial responsibility campaigner Lucie Pinson. She shares a three-pronged approach to stop banks from funding fossil fuel...
MinutePhysics
Why Raindrops Are Mathematically Impossible
Why Raindrops Are Mathematically Impossible