Curated Video
Fossil Locations
Fossil Locations discusses the importance of fossils and what they can tell people about their discovery locations by introducing several examples of fossils and discussing their surroundings.
Professor Dave Explains
Performing Column Chromatography
We just learned about thin layer chromatography, but a much more industrially relevant technique is column chromatography. This is how we will separate large quantities of compounds in a mixture by virtue of their differing polarities....
Curated Video
Learn JMeter from Scratch on Live Applications - Performance Testin - Validating JMeter Tests - Pass and Fail Status
This video demonstrates how to validate JMeter tests and explains the pass and fail status. This clip is from the chapter "Assertions in JMeter" of the series "Learn JMeter from Scratch on Live Applications - Performance Testing".This...
Curated Video
R Programming for Statistics and Data Science - Comparing Two Means - Independent Samples
This video explains comparing two means - independent samples. This clip is from the chapter "Hypothesis Testing" of the series "R Programming for Statistics and Data Science".This section explains hypothesis testing.
Curated Video
R Programming for Statistics and Data Science - Standard Error and Confidence Intervals
This video explains standard error and confidence intervals. This clip is from the chapter "Hypothesis Testing" of the series "R Programming for Statistics and Data Science".This section explains hypothesis testing.
Curated Video
Learn JMeter from Scratch on Live Applications - Performance Testin - Different Type of Listeners and Their Use in Gathering Performance Metrics
This video explains the different Listeners and their use in gathering performance metrics. This clip is from the chapter "How to Put Load and Analyze Performance Metrics?" of the series "Learn JMeter from Scratch on Live Applications -...
Curated Video
Learn JMeter from Scratch on Live Applications - Performance Testin - Constant Throughput Timer Importance
This video explains the importance of the Constant Throughput Timer. This clip is from the chapter "Timers in JMeter" of the series "Learn JMeter from Scratch on Live Applications - Performance Testing".This section explains the...
Fun Robotics
Iris Flower Classification Model
Training a classification model to predict the class of an Iris flower.
Curated Video
Detecting and Identifying Plant Diseases
This is a lecture video on detecting plant diseases. The presenter explains four different methods for identifying plant disease: observing visible symptoms, eliminating environmental causes, distribution analysis, and diagnostic...
SWPictures
Global Collaboration in Bacterial Diagnosis in Vietnam
This video discusses the use of a special camera developed by a Vietnamese hospital that can take high-resolution photographs of bacterial samples. These pictures are then sent to Dutch experts who can discuss the case over a video link,...
Next Animation Studio
NASA Curiosity rover finds ancient organic molecules on Mars
After decades of searching for organic compounds on the Red Planet, scientists have finally been successful.
Journey to the Microcosmos
What Microscope Do We Use (And Other Frequently Asked Questions)
We get a lot of questions about how we do what we do here on Journey to the Microcosmos. So, we thought that we'd answer a handful of frequently asked questions this week!
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...
Science360
Disappearing Frogs
Disease, pollution, and loss of habitat are killing off hundreds of species of amphibians. One of the biggest threats right now is an aquatic fungus called chytrid that infects the skin of these historically tough, resilient creatures....
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,...
National Institute of Standards and Technology
Preparation of Powdered Coal and Coke SRM Blends
This video demonstrates how to blend powdered coal and coke certified reference materials. It is intended to be used in conjunction with NIST Special Publication SP 260-167 available at http://ts.nist.gov/MeasurementService...
FuseSchool
Law Of Constant Composition
Learn the basics about the law of constant composition and how to apply it. The law of constant composition states that in a given chemical compound, all samples are made up of the same elements combined in the same proportions. So what...
Journey to the Microcosmos
Preserving the History of the Microcosmos With Prepared Slides
Sometimes, pictures and videos aren’t enough. Sometimes the best way to share what you’ve seen under the microscope is, well, to share the actual thing you’re looking at.
NASA
Gravity Assist: A Special Delivery of Life’s Building Blocks, with Jason Dworkin
When Earth was just a baby, meteors and asteroids rained down, delivering all sorts of chemicals to our developing planet. These small objects could have delivered the chemicals needed to spark life on Earth for the first time.
APMonitor
Imbalanced Data Classification
Imbalanced data is a disproportionate number of data points with discrete labels and can be a big challenge to develop an accurate classifier. A classifier attempts to find the data boundary where one class ends and the other begins....
Science360
Hidden Oil Plumes
Will the oil spill in the Gulf of Mexico create dead zones? That's the concern of University of Georgia marine scientist Samantha Joye. She's headed to the gulf to investigate how the oil and methane gas discharged by the BP Deepwater...
Curated Video
C++ Standard Template Library in Practice - Sampling
The listener is new to algorithms and does not know about the sampling algorithms. • Introduce the listener to the std::sample algorithm • Show how it works and explain the different versions available • Reinforce the lesson with a code...
US Department of Agriculture
USDA-ARS Monitoring Water Quality Using Drones
Scientists with the U.S. Department of Agriculture's Agricultural Research Service are using drones to sample irrigation ponds for e-coli. This could give farmers a new tool to avoid spraying potentially harmful bacteria on crops. USDA’s...
Next Animation Studio
Microplastic particles found in European rivers
Researchers from the Tara Ocean Foundation collected water samples from nine rivers across Europe and found microplastic particles present in every sample.