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Newton's Second Law of Motion: F = ma
One of the best things about Newton was the way that he showed how natural phenomena abide by rigid mathematical principles. So much so that we can u…
1 week, 6 days ago
Fingerprint Ridge Counting and Ridge Tracing
We know how to record fingerprints, but how do we analyze them? Two important techniques will be ridge counting and ridge tracing. How does that work…
1 week, 6 days ago
Newton's First Law of Motion: Mass and Inertia
Did you know that if you throw a rock in space, whatever velocity it has at the moment that it leaves your hand, it will continue moving with that ve…
1 week, 6 days ago
Bret Weinstein and Tucker Carlson Have a Playdate
Bret Weinstein and Tucker Carlson both suck a lot, clearly. So what happens when they get together? Does the suckiness compound exponentially? It doe…
1 week, 6 days ago
Linear Second-Order Differential Equations Part 1: Homogeneous Case
After a number of tutorials covering first-order differential equations, it's time to start tackling second-order differential equations. These conta…
1 week, 6 days ago
Particle Decay Rates and Cross Sections
To substantiate the Standard Model of Particle Physics, we look for certain kinds of particle interactions and other events, including particle decay…
1 week, 6 days ago
Dynamics: What are Forces?
What's a force? No, not THE force. That's from Star Wars. I'm talking about the forces in the universe that make things move. Yes, I know Yoda moved …
1 week, 6 days ago
Class Amphibia Part 1: General Characteristics and Development
Continuing through phylum Chordata, we arrive at class Amphibia, the first of the tetrapods. How did they evolve, and what do they look like today? M…
2 weeks ago
Relative Motion and Inertial Reference Frames
Did you know that everything is moving? Even you, as you're sitting perfectly still, because the earth is moving, and the sun, and the galaxy, and so…
2 weeks ago
Personal Pronouns in Latin
Back to grammar! Let's learn the personal pronouns in Latin. These are words like I, me, you, and so forth. These are always implied by the form of t…
2 weeks ago