Season 2

Video thumbnail: Infinite Series The Assassin Puzzle

Infinite Series

The Assassin Puzzle

Can you save the target from his assassin in a square room with bouncy walls?

The Assassin Puzzle

Video thumbnail: Infinite Series Instant Insanity Puzzle

Infinite Series

Instant Insanity Puzzle

Can you stack four colored cubes so that each color only shows once on each side?

Instant Insanity Puzzle

Video thumbnail: Infinite Series Defining Infinity

Infinite Series

Defining Infinity

Set theory is the foundation of all of mathematics. How does it handle infinity?

Defining Infinity

Video thumbnail: Infinite Series Unraveling DNA with Rational Tangles

Infinite Series

Unraveling DNA with Rational Tangles

When you think about math, what do you think of knots? Probably... knot.

Unraveling DNA with Rational Tangles

Video thumbnail: Infinite Series How Big are All Infinities Combined? (Cantor's Paradox)

Infinite Series

How Big are All Infinities Combined? (Cantor's Paradox)

Infinities come in different sizes. So what's the right way to describe the sum?

How Big are All Infinities Combined? (Cantor's Paradox)

Video thumbnail: Infinite Series The Geometry of SET

Infinite Series

The Geometry of SET

In SET, what is the maximum number of cards you can deal that might not contain a SET?

The Geometry of SET

Video thumbnail: Infinite Series What was Fermat’s “Marvelous" Proof?

Infinite Series

What was Fermat’s “Marvelous" Proof?

If Fermat had a little more room in his margin, what proof would he have written there?

What was Fermat’s “Marvelous" Proof?

Video thumbnail: Infinite Series What are Numbers Made of?

Infinite Series

What are Numbers Made of?

In the physical world, objects are made of simpler parts. What are numbers made of?

What are Numbers Made of?

Video thumbnail: Infinite Series Telling Time on a Torus

Infinite Series

Telling Time on a Torus

What shape do you most associate with a standard analog clock? Circle or... torus?

Telling Time on a Torus

Video thumbnail: Infinite Series How to Divide by "Zero"

Infinite Series

How to Divide by "Zero"

What happens when you divide things that aren’t numbers?

How to Divide by "Zero"

Video thumbnail: Infinite Series Beyond the Golden Ratio

Infinite Series

Beyond the Golden Ratio

You know the Golden Ratio, but what is the Silver Ratio?

Beyond the Golden Ratio

Video thumbnail: Infinite Series Proving Brouwer's Fixed Point Theorem

Infinite Series

Proving Brouwer's Fixed Point Theorem

The proof for Brouwer's Fixed Point Theorem uses a bridge between geometry and algebra.

Proving Brouwer's Fixed Point Theorem

Video thumbnail: Infinite Series The Mathematics of Diffie-Hellman Key Exchange

Infinite Series

The Mathematics of Diffie-Hellman Key Exchange

How can two people share the same key without someone else getting a hold of it?

The Mathematics of Diffie-Hellman Key Exchange

Video thumbnail: Infinite Series The Multiplication Multiverse

Infinite Series

The Multiplication Multiverse

What happens if you multiply things that aren’t numbers?

The Multiplication Multiverse