In this video Paul Andersen explains how engineers optimize the design solution. After a number of solutions have been identified engineers will test each of them against a given set of criteria. They will trade-off different...

Math is invisible. Unlike physics, chemistry, and biology we can't see it, smell it, or even directly observe it in the universe. And so that has made a lot of really smart people ask, does it actually even EXIST?!?!

Paul Andersen briefly surveys members of the Domain Animalia. He begins with brief description of the phylogeny of animals. He then describes the characteristics of all animals, heterotrophy, multicellularity, motility and blastula. ...

Paul Andersen explains the central dogma of biology. He explains how genes in the DNA are converted to mRNA through the process of transcription. He then explains how ribosomes use this message to convert the mRNA to a functioning...

For anyone who believes poetry is stuffy or elitist, Amanda Gorman -- the youngest inaugural poet in US history -- has some characteristically well-chosen words. Poetry is for everyone, she says, and at its core it's all about connection...

Paul Andersen gives ten tips on increasing comprehension.

Paul Andersen explains how polymers are formed from monomers. He describes how carbohydrates, protein and nucleic acids are created through condensation reactions. He also explains how these macromolecules are broken down through the...

Mr. Andersen shows you how to determine if a bond is nonpolar covalent, polar covalent, or ionc.

Paul Andersen introduces Anatomy and Physiology in this podcast. He starts by describing how the form of an object fits the function. He then explains the themes of homeostasis and hierarchy. He describes the four major types of tissues;...

Learn why an entire field of Psychology is in trouble.

In which Stan Muller teaches you about our third branch of Intellectual Property, trademarks. A lot of people confuse trademark and copyright. Trademarks apply to things like company and product names and logos, packaging designs, and...

In this video Paul Andersen explains how science is dependent upon engineering which is dependent upon science which is dependent up engineering which is dependent upon science which is dependent up engineering which is dependent upon...

While the concept of a dictionary dates back to ancient civilizations, the first English dictionary wasn't published until 1604. In the centuries that followed, many more dictionaries were written by individual authors who chose what to...

Rajesh Rao is fascinated by "the mother of all crossword puzzles": how to decipher the 4000-year-old Indus script. He's enlisting modern computation to try to read this lost language, the key to understanding this ancient civilization.

Paul Andersen introduces his video series on the Next Generation Science Standards. This video series will eventually contain: 8 Science and Engineering Practices; 7 Crosscutting Concepts; 44 Disciplinary Core Ideas

Paul Andersen shows how homeostasis reflects of evolution through time. The endocrine system shows continuity through flatworms, earthworms and vertebrates. However the respiratory system shows change as organisms move onto land. The...

Mr. Andersen explains the importance of physics as a science. History and virtual examples are used to give the discipline context.

Ever wonder the difference between an 'Astronaut' and a 'Cosmonaut'? Well, have a seat and get comfortable because SciShow Space will tell you all about it.

In this video Paul Andersen explains cause and effect its importance in science and engineering. He starts by addressing the chain of interactions that must be present to show cause and effect. He addresses the assumptions of...

Mr. Andersen surveys properties of matter. A brief discussion of Archimede's Principle, Charles Law, Boyle's Law, and viscosity is included.

Leaving the bookstore at the beginning of the semester you're probably wondering how the heck you're going to get through all of that reading. Today we're explaining how much of that reading you really need to do and the best strategies...

How does climate change? And what happens to environments and ecosystems when it does? In this episode of Crash Course Kids, Sabrina shows us the effects that climate change can have and how one small change in an ecosystem can throw...

Jacob Collier is a one-man band and force of nature. In a dynamic, colorful performance, he recreates the magical room at his home in London where he produces music, performing three songs in which he sings every part and plays every...

The first step in honing your new study skills is to take better notes. This week Thomas will tell you everything you need to know to come to class prepared and find a note-taking system that will help you retain and review like a champ.