12:01 How do we know....(these random things) - Earth & Space Edition Zach Star 81.6K views - 1 month ago
10:25 Probably the weirdest function I encountered as an engineering student Zach Star 78.5K views - 1 year ago
10:16 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
13:08 Why do Electrical Engineers use imaginary numbers in circuit analysis? Zach Star 666.3K views - 2 years ago
9:02 The scariest thing you learn in Electrical Engineering | The Smith Chart Zach Star 4.4M views - 2 years ago
7:13 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
15:43 Why shadows (almost) always trace out hyperbolas (but it depends on where you live). Zach Star 60.9K views - 2 years ago
9:02 What are the odds that 3 'random' points on a sphere will form an acute triangle? Zach Star 35.1K views - 2 years ago
9:40 How should you arrange 7 water fountains in a mall to minimize the longest possible walk? Zach Star 341.7K views - 2 years ago
13:29 You can always win this game if you go second | An SOS (math olympiad) puzzle Zach Star 597.2K views - 3 years ago
7:46 Can you always pair an equal number of red and blue points with no intersection? Zach Star 104K views - 3 years ago
15:44 The Mathematics of the Casino | What people get wrong about gambling Zach Star 1.3M views - 3 years ago
8:11 Can you always cover 10 points with 10 equally sized (non-overlapping) coins? Zach Star 120.3K views - 4 years ago
14:45 The applications of hyperbolic trig | Why do we even care about these things? Zach Star 417.2K views - 4 years ago
5:42 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
12:47 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
16:52 What changes? | A lesson in statistics, incentives, and internet stupidity Zach Star 138.4K views - 4 years ago
9:20 Is there (always) a line that passes through exactly 2 points? Zach Star 165.1K views - 4 years ago
13:30 The Bolzano–Weierstrass theorem, a proof from real analysis Zach Star 74.5K views - 5 years ago
19:28 Teaching myself an upper level pure math course (we almost died) Zach Star 985.1K views - 5 years ago
11:45 Could you avoid being hit by a laser if you were in a room of mirrors? Zach Star 3M views - 5 years ago
9:42 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
8:30 Why imaginary numbers are needed to understand the radius of convergence Zach Star 92.8K views - 5 years ago
18:43 The applications of non-euclidean distance | Metric Spaces Zach Star 416.4K views - 5 years ago