Zach Star

@UCpCSAcbqs-sjEVfk_hMfY9w - 1.4M subscribers

(This channel used to be called MajorPrep, changed as of January 8th, 2020). I make nerdy and occasionally funny videos. For business inquiries: [email protected]

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How do we know....(these random things) - Earth & Space Edition

How do we know....(these random things) - Earth & Space Edition Zach Star

81.6K views - 1 month ago

The guy who invented mathematical logic

The guy who invented mathematical logic Zach Star

80.3K views - 2 months ago

The guy who invented quantum physics

The guy who invented quantum physics Zach Star

85.5K views - 2 months ago

How do we know...(these random things)?

How do we know...(these random things)? Zach Star

472.5K views - 4 months ago

What is cosine similarity (and its applications)?

What is cosine similarity (and its applications)? Zach Star

26.1K views - 6 months ago

Responding to comments on my flat earth video

Responding to comments on my flat earth video Zach Star

461.9K views - 10 months ago

When you ask the internet any math question

When you ask the internet any math question Zach Star

239.1K views - 11 months ago

How to compress an image with (basic) linear algebra

How to compress an image with (basic) linear algebra Zach Star

64.5K views - 1 year ago

The first engineer (well, not really)

The first engineer (well, not really) Zach Star

177.1K views - 1 year ago

The math that proves the Earth isn't flat

The math that proves the Earth isn't flat Zach Star

339.7K views - 1 year ago

How big is 1 billion?

How big is 1 billion? Zach Star

47.8K views - 1 year ago

When your friend asks you to engineer the Matrix

When your friend asks you to engineer the Matrix Zach Star

146.4K views - 1 year ago

Probability is just...really weird

Probability is just...really weird Zach Star

106K views - 1 year ago

Just 3 questions/puzzles that seem obvious but aren't

Just 3 questions/puzzles that seem obvious but aren't Zach Star

107.5K views - 1 year ago

The History of Engineering (in exactly 20 minutes)

The History of Engineering (in exactly 20 minutes) Zach Star

342K views - 1 year ago

When Isaac Newton discovers gravity (and everything else)

When Isaac Newton discovers gravity (and everything else) Zach Star

234.9K views - 1 year ago

Probably the weirdest function I encountered as an engineering student

Probably the weirdest function I encountered as an engineering student Zach Star

78.5K views - 1 year ago

How I wish logistic growth was taught to me in Calc 2

How I wish logistic growth was taught to me in Calc 2 Zach Star

42.6K views - 1 year ago

The intuition behind the Nyquist-Shannon Sampling Theorem

The intuition behind the Nyquist-Shannon Sampling Theorem Zach Star

106K views - 1 year ago

Why following your compass will (almost) always lead you to the North or South Pole | Math of Maps

Why following your compass will (almost) always lead you to the North or South Pole | Math of Maps Zach Star

42.3K views - 2 years ago

When you're an engineer in the Star Wars Universe

When you're an engineer in the Star Wars Universe Zach Star

772.7K views - 2 years ago

Why do Electrical Engineers use imaginary numbers in circuit analysis?

Why do Electrical Engineers use imaginary numbers in circuit analysis? Zach Star

666.3K views - 2 years ago

The scariest thing you learn in Electrical Engineering | The Smith Chart

The scariest thing you learn in Electrical Engineering | The Smith Chart Zach Star

4.4M views - 2 years ago

When you're an engineer for the Titan submersible

When you're an engineer for the Titan submersible Zach Star

275.6K views - 2 years ago

Ranking all 22 engineering classes I took in college

Ranking all 22 engineering classes I took in college Zach Star

146.9K views - 2 years ago

Each point is connected to its closest neighbor, how many connections can a single point have (max)?

Each point is connected to its closest neighbor, how many connections can a single point have (max)? Zach Star

78.2K views - 2 years ago

Why shadows (almost) always trace out hyperbolas (but it depends on where you live).

Why shadows (almost) always trace out hyperbolas (but it depends on where you live). Zach Star

60.9K views - 2 years ago

What are the odds that 3 'random' points on a sphere will form an acute triangle?

What are the odds that 3 'random' points on a sphere will form an acute triangle? Zach Star

35.1K views - 2 years ago

Engineering jobs in the future (probably) be like...

Engineering jobs in the future (probably) be like... Zach Star

227.9K views - 2 years ago

How should you arrange 7 water fountains in a mall to minimize the longest possible walk?

How should you arrange 7 water fountains in a mall to minimize the longest possible walk? Zach Star

341.7K views - 2 years ago

You can always win this game if you go second | An SOS (math olympiad) puzzle

You can always win this game if you go second | An SOS (math olympiad) puzzle Zach Star

597.2K views - 3 years ago

The Poker Paradox

The Poker Paradox Zach Star

409.3K views - 3 years ago

The Sierpinski-Mazurkiewicz Paradox (is really weird)

The Sierpinski-Mazurkiewicz Paradox (is really weird) Zach Star

446.8K views - 3 years ago

Watching a movie (or TV show) with a STEM major be like

Watching a movie (or TV show) with a STEM major be like Zach Star

339.2K views - 3 years ago

A 1957 Putnam exam problem

A 1957 Putnam exam problem Zach Star

46.5K views - 3 years ago

Can you always pair an equal number of red and blue points with no intersection?

Can you always pair an equal number of red and blue points with no intersection? Zach Star

104K views - 3 years ago

The Mathematics of the Casino | What people get wrong about gambling

The Mathematics of the Casino | What people get wrong about gambling Zach Star

1.3M views - 3 years ago

Engineering in movies be like

Engineering in movies be like Zach Star

883.8K views - 4 years ago

If Saw was a typical engineering student

If Saw was a typical engineering student Zach Star

959.5K views - 4 years ago

Can you always cover 10 points with 10 equally sized (non-overlapping) coins?

Can you always cover 10 points with 10 equally sized (non-overlapping) coins? Zach Star

120.3K views - 4 years ago

The applications of hyperbolic trig | Why do we even care about these things?

The applications of hyperbolic trig | Why do we even care about these things? Zach Star

417.2K views - 4 years ago

How you can solve dice puzzles with polynomials

How you can solve dice puzzles with polynomials Zach Star

69.8K views - 4 years ago

No you guys, most shapes do not have a center of mass with this property (but some do)

No you guys, most shapes do not have a center of mass with this property (but some do) Zach Star

214.7K views - 4 years ago

A surprising topological proof - Why you can always cut three objects in half with a single plane

A surprising topological proof - Why you can always cut three objects in half with a single plane Zach Star

257.7K views - 4 years ago

Teaching myself abstract algebra

Teaching myself abstract algebra Zach Star

316.6K views - 4 years ago

Approximations. The engineering way.

Approximations. The engineering way. Zach Star

278.7K views - 4 years ago

What changes? | A lesson in statistics, incentives, and internet stupidity

What changes? | A lesson in statistics, incentives, and internet stupidity Zach Star

138.4K views - 4 years ago

Is there (always) a line that passes through exactly 2 points?

Is there (always) a line that passes through exactly 2 points? Zach Star

165.1K views - 4 years ago

What I've been reading | STEM book recommendations

What I've been reading | STEM book recommendations Zach Star

95.9K views - 5 years ago

STEM students in non STEM classes be like...

STEM students in non STEM classes be like... Zach Star

3.4M views - 5 years ago

Random things Zach Star

159.1K views - 5 years ago

An inverted pendulum puzzle

An inverted pendulum puzzle Zach Star

133.5K views - 5 years ago

The Bolzano–Weierstrass theorem, a proof from real analysis

The Bolzano–Weierstrass theorem, a proof from real analysis Zach Star

74.5K views - 5 years ago

Teaching myself an upper level pure math course (we almost died)

Teaching myself an upper level pure math course (we almost died) Zach Star

985.1K views - 5 years ago

The intuition and implications of the complex derivative

The intuition and implications of the complex derivative Zach Star

221.3K views - 5 years ago

Could you avoid being hit by a laser if you were in a room of mirrors?

Could you avoid being hit by a laser if you were in a room of mirrors? Zach Star

3M views - 5 years ago

A donut is not a sphere | Things you can do on one surface but not the other

A donut is not a sphere | Things you can do on one surface but not the other Zach Star

180.3K views - 5 years ago

Why imaginary numbers are needed to understand the radius of convergence

Why imaginary numbers are needed to understand the radius of convergence Zach Star

92.8K views - 5 years ago

Engineering students be like...(Part 2)

Engineering students be like...(Part 2) Zach Star

1.3M views - 5 years ago

The applications of non-euclidean distance | Metric Spaces

The applications of non-euclidean distance | Metric Spaces Zach Star

416.4K views - 5 years ago