As we promised last week, we're not quite done talking about your pee yet. Today Hank explains how the urinary system regulates the production of urine, by maintaining a study glomerular flow rate. He'll also cover the anatomy of...

So we know that sociology is the study of society, but what exactly *is* a society? Today we’re going to find out. We’ll look at Gerhard Lenski's classification of societies into five types, and the technological changes that turn one...

Our bones are multi-functional body builders, but perhaps their most mysterious function is the production of blood. Scientists now think they have a pretty good idea why this is where our blood gets made.

Hank lets us in on the meaning of life, at least from a biological perspective - it's reproduction, which answers the essential question of all organisms: how do I make more of myself? So, sex, how does it work?

It shouldn't be up your nose in the first place, but if it is, SciShow can explain why it makes you sneeze.

You've filled up your cart and made it to the front of the grocery line when you're confronted with yet another choice: what kind of bag should you use? It might seem obvious that plastic is bad for the environment, and that a paper bag...

Though not everyone is excited about it, plastics are pretty much everywhere. But what problems are they causing and is there anything we can do to solve those problems?

If you want to make a movie, generally you're going to want to start with a script. In this episode of Crash Course Film Production, Lily Gladstone talks about the basics of screenplays and how to get started thinking about and actually...

When ultraviolet sunlight hits our skin, it affects each of us differently. Depending on skin color, it'll take only minutes of exposure to turn one person beetroot-pink, while another requires hours to experience the slightest change....

Phones, TVs, solar panels, and electric car batteries are all made of some rare and unusual elements. As our modern world creates more and more of these technologies, will things go from "rare" to "nonexistent" and what will we do then?

Plastics are everywhere -- they're in our favorite electronic devices, they package our food and insulate our homes. Today, the total mass of plastic is twice the total mass of all living organisms on the planet, and it's starting to...

In which Adriene Hill and Jacob Clifford teach you about one of the fundamental economic ideas, supply and demand. What is supply and demand? Well, you'll have to watch the video to really understand it, but it's kind of important for...

You probably know some of the signs of industrialization in the nineteenth century: Trains connected cities, symbolizing progress. But they also brought about the destruction of rural lands, divisions between social classes, and rapid...

On January 17, 1920, less than one hour after spirits had become illegal throughout the United States, armed men robbed a Chicago freight train and made off with thousands of dollars worth of whiskey. It was a first taste of the...

If you can't imagine life without chocolate, you're lucky you weren't born before the 16th century. Until then, chocolate only existed as a bitter, foamy drink in Mesoamerica. So how did we get from a bitter beverage to the chocolate...

Who does what on a film set? And how many of them are there? What is HMU? What is a Scripty? In this episode of Crash Course Film Production, Lily gives us A BIG OVERVIEW on the Production Team. Who they are, who they report to, and why...

We talk a lot about Keynesian economics on this show, pretty much because the real world currently runs on Keynesian principles. That said, there are some other economic ideas out there, and today we're going to talk about a few of them....

New ReviewWhat is continuous delivery, and how does it relate to project managers? In this video, we're demystifying Continuous Delivery (CD), a key practice in software development and DevOps, streamlines processes. By focusing on automation and...

Welcome back to the Fluctus Channel, as we explore the remarkable development and production of the B-2 Spirit stealth bomber and its lasting influence on modern aviation.





Fluctus is a website and YouTube...

This video provides an overview of economics as a social science attempting to solve the central economic problem of scarcity versus unlimited human consumption. It discusses the different schools of economic thought - classical,...

This video discusses the impact of tariffs on the economy, using the example of washing machines and steel imports. It highlights how tariffs can lead to higher prices for consumers, job losses in certain industries, and retaliatory...

"The Tempest" by William Shakespeare is a captivating play that delves into themes of magic, power, and the nature of storytelling. Through the character of Prospero, Shakespeare explores the parallels between the world of the play and...

Tired of being a night owl? Science says you can rewire your sleep-wake cycle, or "chronotype," but it's not as simple as setting an early alarm. We break down the genetic and environmental factors and share the slow, steady, and...

China is one of the fastest growing economies, but what challenges is it facing? Think strong bureaucratic controls, environmental degradation, and socioeconomic disparities between rich cities and poor rural areas. Grasp the issues and...