The Presocratics: Crash Course History of Science #2

For as long as Hank has hosted Crash Course, he's wanted to host a series about the history of science. We've been asking big questions for a really long time and we've all wanted to explore how we've sought to answer those questions...

What puts the “science” in social science? Today we’ll explore positivist sociology and how sociologists use empirical evidence to explore questions about the social world. We’ll also introduce two alternatives: interpretative sociology...

Historically speaking, there is no one scientific method. There's more than one way to make knowledge. In this episode we're going to look at a few of those ways and how they became more of the "norm."

Psychology research can be tricky, because brains are complicated. But does that mean it isn't a science?

Mr. Andersen gives a brief description of the scientific method.

Reviewing each part of an investigation.

Comparing the process of engineering vs. the scientific method.

Howcast - The scientific method was devised to allow scientists to conduct investigations objectively. Here's the method in a nutshell.

Travel back to the Golden Age of Islam, a time when science, math, medicine, and art were thriving. This video introduces the House of Wisdom in Baghdad, where scholars from many cultures came together to learn, translate, and make new...

What is Abductive Reasoning? Abductive reasoning is a form of logical inference that seeks the simplest and most likely conclusion from a set of observations. It was formulated and advanced by American philosopher Charles Sanders Peirce...

Which liquid will dissolve the Peppermint Candy Canes the fastest? Follow Dr. Boyd’s explanation to set up your experiment. Just remember to come up with your own hypothesis before you start the experiment. Once you’ve come up with your...

Join us as we explore the Golden Age of Islam, a period of remarkable cultural, scientific, and intellectual achievement from the 8th to the 14th century. During this time, the Islamic world became a hub for knowledge, innovation, and...

This chemistry science project compares the protein content of plant-based milk to dairy milk.

How did logic continue to develop as the modern period in philosophy progressed? Mill and Comte discussed the inverse deductive method. But then a huge figure arose, George Boole. He innovated new logical symbology that got us closer to...

We just introduced continental philosophy, so let's take a look at the analytic tradition that arose around the same time, as the modern era was drawing to a close. Of the two schools, this was the one more concerned with philosophy of...

Dr. Forrester explains the scientific method.

Have you ever wondered why a classroom gets warmer with more students in it? Or what fertilizer works best for your plants? Or why onions make you cry when you cut them?
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To help answer these observational...

Baking Soda and Vinegar Balloon investigates chemical change as a form of energy by conducting an experiment with a bottle, a balloon, baking soda, and vinegar.

Movement of a Thermometer investigates heat as a form of energy by conducting an experiment that involves placing a mercury thermometer in hot water and observing the mercury expand or “rise.”

Separating Solids demonstrates that mixtures of solids can be separated based on their observable properties, including particle size, shape, color, and magnetic attraction.

What is Abductive Reasoning? Abductive reasoning is a form of logical inference that seeks the simplest and most likely conclusion from a set of observations. It was formulated and advanced by American philosopher Charles Sanders Peirce...

Factors Affecting Dissolving Rates identifies the conditions that will speed up or slow down the dissolving process by adding salt and sugar to both cold water and warm water, with and without stirring.

“How to Use the Scientific Method” will explain the steps for properly using the scientific method.