Curated Video
Extracting DNA from Fruit: A School Laboratory Method
This video explains the process of extracting DNA from a fruit sample using a method that can be done in a school laboratory. The video outlines the steps involved in extracting DNA, such as creating a solution with salt and detergent to...
Curated Video
The Importance and Limitations of Market Research for Businesses
This video discusses the importance of market research for businesses to succeed in the marketplace. The speaker explains how businesses can understand the complex details of the marketplace and their target market by gathering and...
Let's Tute
Types of Problems Based on Probability
In this video, we will learn about different types of probability problems and how to solve them. The teacher will explain concepts such as favorable outcomes, total possible outcomes, and how to calculate probabilities using formulas....
Curated Video
Generating a Representative Sample: Types of Random Samples
This video explains the importance of generating a representative sample for predicting election outcomes or making valid inferences about a population. It introduces three types of unbiased sampling methods - simple random sample,...
Curated Video
Testing Water: Presence and Purity
In this video, the presenter demonstrates two tests for water - one that tests for the presence of water and another that tests for the purity of water. The first test involves heating hydrated copper sulfate crystals which turn white...
Science360
Engineers investigate possible lingering impacts from Elk River chemical spill - Science Nation
In January, 2014, thousands of gallons of chemicals, including crude 4-methylcyclohexanemethanol, or MCHM, spilled into West Virginia's Elk River, near Charleston. The spill ultimately contaminated the local water supply and...
Science360
Climate Change Clues from Ancient Volcano
South Dakota State University chemistry professor Jihong Cole-Dai and colleagues have discovered evidence of a previously undocumented volcano whose eruption may have contributed to the climate change in the early 1800s. Their ice core...
ShortCutsTv
Natural Experiments
How do natural experiments differ from Field or Laboratory experiments? Are there different types and what does this research method give to psychologists that other methods don't? This film examines these questions in the context of...
Brainwaves Video Anthology
Charles Nelson - Romania's Abandoned Children
Dr. Nelson’s research interests are broadly concerned with developmental cognitive neuroscience, an interdisciplinary field concerned with the intersection of brain and cognitive development. His specific interests are concerned with the...
ShortCutsTv
Sampling
Sampling is crucial in psychology but it can be difficult for students new to psychology to understand. This film offers a helping hand. It begins with a series of visual images taking students through target population, sample,...
Science360
Engineers investigate possible lingering impacts from Elk River chemical spill
In January 2014, thousands of gallons of chemicals, including crude 4-methylcyclohexanemethanol, or MCHM, spilled into West Virginia's Elk River, near Charleston. The spill ultimately contaminated the local water supply and approximately...
Curated Video
Design a computer system using tree search and reinforcement learning algorithms : Running a Visualization of the Cart Robot CartPole-v0 in OpenAI Gym
From the section: Getting Started With Reinforcement Learning Using OpenAI Gym. In this section, we will introduce the basics of the reinforcement learning problem, and explain how OpenAI gym helps with developing and research solutions...
Nature League
Searching for Mysis Shrimp - Field Trip
In this Nature League Field Trip, Brit joins researchers at the University of Montana Flathead Lake Biological Station to sample for freshwater invertebrates, including Mysis shrimp. Thanks to Dr. Jim Elser for being our field guide at...
FuseSchool
Half life
Half life | Radioactivity | Physics | FuseSchool This atom has an unstable nucleus. Any moment now it may undergo radioactive decay. Any time now... Or it may not! We just don’t know, as decay is a random event. We cannot predict when...
National Institute of Standards and Technology
Probe Tack Measurements of Combinatorial Libraries
Adhesion is a measure of how strongly two objects stick together, and depends on a number of things, such as temperature or how rough the surfaces are. At the NIST Combinatorial Methods Center, we have developed measurement tools that...
FuseSchool
What Is Statistics
"CREDITS Animation & Design: Jean-Pierre Louw (www.Behance.com/ Jean-Pierre_Louw) Narration: Lucy Billings Script: Lucy Billings In this video we’re going to look at sampling and bias in statistics. Statistics is it’s own branch of...
Curated Video
High Performance Scientific Computing with C 1.6: Monte Carlo Methods
How can we use random numbers to solve problems? • Learn why randomness is useful • See how we can solve integrals with random numbers • See how the accuracy of Monte Carlo methods scales
Zach Star
The Chemistry Major
This video will go over what you can expect going into college as a chemistry major. Chemistry is a challenging major that is made up of science and advanced level math courses. In addition to your core major classes you will also have...
Science360
Earthquakes To The Core Researchers Drill Down At The Epicenter
Understanding what happens at the epicenter of an earthquake, as the tectonic plates beneath the earth shift and the earth shakes, could help us better predict when and where the next big one will hit. For the past six years scientists...
Curated Video
Testing the Fairness of a Coin: Determining Consistency through Sampling
In this video, the speaker explores how to determine if a coin is fair or biased by taking repeated samples. Using the example of flipping a coin to decide who washes dishes, the speaker explains the concepts of population, sample,...
EarthEcho International
How to Measure Dissolved Oxygen
ENGAGE: Join Ashlan Gorse Cousteau and students from Earth Force in Alexandria, VA as they measure dissolved oxygen at Four Mile Run Creek. Learn how to use PASCO instruments to record quantitative results for DO as a measure of water...
Curated Video
Discuss the importance of data : Dummy Variable creation in Python
From the section: Simple Decision trees. In this section, we will start with the basic theory of decision tree then we cover data pre-processing topics like missing value imputation, variable transformation and Test-Train split. In the...
Curated Video
Neutralizing Hydrochloric Acid Experiment: Finding the Mass of Calcium Oxide Required
This video is a lecture presentation on the topic of neutralizing hydrochloric acid. The presenter explains the chemical reactions that occur and demonstrates an experiment to determine the mass of calcium oxide required to neutralize a...
ShortCutsTv
A SCIENCE OF FALLING IN LOVE?
Why do we fall in love? What makes us fall in love? And what happens to love? Poets, historians, philosophers, have been writing about these questions for centuries. But now scientists have joined in, exploring the brain in love. In this...