This video from Vsauce discusses cardinal numbers, the cardinality of the natural numbers (aleph null), ordinal numbers, and all sorts of infinities.

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Videos

# How To Count Past Infinity

# Tattoos on Math

# Heisenberg’s Uncertainty Principle Explained

# Why is glass transparent?

# Immovable Object vs. Unstoppable Force – Which Wins?

# Introduction to Dimensional Analysis

# Introduction to Scientific Notation

This video from Vsauce discusses cardinal numbers, the cardinality of the natural numbers (aleph null), ordinal numbers, and all sorts of infinities.

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What’s the point of learning secant, cosecant, and cotangent, if they’re just the inverses of cosine, sine, and tangent? Do they have any purpose other than confusing students?

This quick video by Veritasium conceptually explains Heisenberg’s uncertainty principle and how it relates to the single-slit experiment.

Also, why can’t you get a suntan through a window?

Or, “What happens when you interpret riddles literally?”.