Instructional Video4:59
TED-Ed

TED-Ed: Does math have a major flaw? | Jacqueline Doan and Alex Kazachek

Pre-K - Higher Ed
A mathematician with a knife and ball begins slicing and distributing the ball into an infinite number of boxes. She then recombines the parts into five precise sections. Moving and rotating these sections around, she recombines them to...
Instructional Video5:51
TED Talks

TED: Blindness isn't a tragic binary -- it's a rich spectrum | Andrew Leland

12th - Higher Ed
When does vision loss become blindness? Writer, audio producer and editor Andrew Leland explains how his gradual loss of vision revealed a paradoxical truth about blindness -- and shows why it might have implications for how all of us...
Instructional Video4:07
MinutePhysics

Another Portal Paradox

12th - Higher Ed
What happens if you extend a piston through a portal? Or try to sandwich a cube between two portals? That's right, it's time to explore more portal paradoxes!
Instructional Video10:39
PBS

Superluminal Time Travel + Time Warp Challenge Answer

12th - Higher Ed
By choosing the right path and the right reference frames, any superluminal motion can lead to information or objects returning to their origin before they depart.
Instructional Video11:36
PBS

The Black Hole Information Paradox

12th - Higher Ed
Black holes are the result of absolute gravitational collapse of a massive body: a point of hypothetical infinite density surrounded by an event horizon. At that horizon time is frozen and the fabric of space itself cascades inwards at...
Instructional Video4:02
TED-Ed

TED-ED: Should you trust unanimous decisions? - Derek Abbott

Pre-K - Higher Ed
Imagine a police lineup where ten witnesses are asked to identify a bank robber they glimpsed fleeing the scene. If six of them pick the same person, there's a good chance that's the culprit. And if all ten do, you might think the case...
Instructional Video4:21
MinutePhysics

The Portal Paradox

12th - Higher Ed
This video is about the Portal Paradox - a paradox in the video game Portal (and Portal 2) regarding whether or not a companion cube passing through a moving portal plops out of the other end with no speed (velocity, momentum), or shoots...
Instructional Video2:26
MinutePhysics

Solution to the Grandfather Paradox

12th - Higher Ed
If you could travel back in time, and you killed your grandfather, would you be killing your future self? What do physics, complexity theory, and computer science have to say about this famous murderous time-travel paradox?
Instructional Video3:09
MinutePhysics

Are University Admissions Biased? | Simpson's Paradox Part 2

12th - Higher Ed
Simpson's Paradox Part 2. This video is about how to tell whether or not university admissions are biased using statistics: aka, it's about Simpson's Paradox again! REFERENCES: Original Berkeley Grad Admissions Paper:...
Instructional Video5:32
SciShow

Do Black Holes Have Quantum Hair?

12th - Higher Ed
We don’t know what happens to stuff when it gets sucked into a black hole, but in the same instance, we don’t know what happens to the black hole. There’s a possibility that sucked up stuff might actually give the black hole “quantum hair”.
Instructional Video4:04
SciShow

Why Don't All Blue Whales Have Cancer?

12th - Higher Ed
Do larger creatures get cancer more frequently?
Instructional Video3:51
MinutePhysics

Simpson's Paradox

12th - Higher Ed
This video is about Simpson's paradox, a statistical paradox and ecological fallacy where seemingly contradictory results are implied by a single set of data depending on how it's grouped. The paradox can arise in medical studies,...
Instructional Video2:38
MinuteEarth

The Faint Young Sun Paradox!

12th - Higher Ed
This video was supported by the Heising-Simons Foundation. To learn more, visit https://www.heisingsimons.org/ Credits (and Twitter handles): Script Writer: Emily Elert (@eelert) Script Editor: Rachel Becker (@RA_Becks) Video...
Instructional Video3:45
TED-Ed

TED-ED: The paradox of value - Akshita Agarwal

Pre-K - Higher Ed
Imagine you're on a game show and you can choose between two prizes: a diamond - or a bottle of water. It's an easy choice _ the diamonds are more valuable. But if given the same choice when you were dehydrated in the desert, after...
Instructional Video4:56
TED-Ed

TED-Ed: Zen k_ans: unsolvable enigmas designed to break your brain - Puqun Li

Pre-K - Higher Ed
How do we explain the unexplainable? This question has inspired numerous myths, religious practices and scientific inquiries. But Zen Buddhists practicing throughout China from the 9th to 13th century asked a different question - why do...
Instructional Video2:15
MinutePhysics

How Long Is A Day On The Sun?

12th - Higher Ed
This video is about the definition of a day, and how it applies (or not) on the sun. Solar day, sidereal day, universal coordinated time (UTC) day, etc. Length of a day.
Instructional Video3:09
MinuteEarth

The Freshwater Paradox

12th - Higher Ed
Even though less than 1% of Earth's water is freshwater, it's the home for 50% of fish species. This is the Freshwater Paradox.
Instructional Video4:19
TED-Ed

TED-ED: How statistics can be misleading - Mark Liddell

Pre-K - Higher Ed
Statistics are persuasive. So much so that people, organizations, and whole countries base some of their most important decisions on organized data. But any set of statistics might have something lurking inside it that can turn the...
Instructional Video35:07
SciShow

Statistical Paradoxes with MinutePhysics - SciShow Talk Show

12th - Higher Ed
Henry Reich of MinutePhysics and MinuteEarth talks about statistical paradoxes and quantum entanglement. Afterwards, Jessi from Animal Wonders joins the show with two Red-Footed Tortoises!
Instructional Video5:27
TED-Ed

TED-Ed: Hawking's black hole paradox explained | Fabio Pacucci

Pre-K - Higher Ed
Today, one of the biggest paradoxes in the universe threatens to unravel modern science: the black hole information paradox. Every object in the universe is composed of particles with unique quantum properties and even if an object is...
Instructional Video11:23
TED Talks

Courtney E. Martin: This isn't her mother's feminism

12th - Higher Ed
Blogger Courtney E. Martin examines the perennially loaded word "feminism" in this personal and heartfelt talk. She talks through the three essential paradoxes of her generation's quest to define the term for themselves.
Instructional Video9:32
Crash Course

Aesthetics: Crash Course Philosophy

12th - Higher Ed
How do art and morality intersect? Today we look at an ethically questionable work of art and discuss R. G. Collingwood’s view that art is best when it helps us live better lives. We’ll go over Aristotle’s concept of catharsis and how it...
Instructional Video4:01
MinutePhysics

Hardy's Paradox | Quantum Double Double Slit Experiment

12th - Higher Ed
This video is about Hardy's Paradox, wherein an electron and positron (or photons polarized horizontally and vertically) pass through Mach-Zehnder interferometers that overlap such that the particles have a chance of annihilating. If...
Instructional Video9:26
TED Talks

Kathryn Bouskill: The unforeseen consequences of a fast-paced world

12th - Higher Ed
Why does modern technology promise efficiency, but leave us constantly feeling pressed for time? Anthropologist Kathryn Bouskill explores the paradoxes of living in a fast-paced society and explains why we need to reconsider the...