Professor Dave Explains
Macrophages: The Destroyers
Before we move on from the innate immune system, let's go through all the cell types one by one, so that we can better understand them. Let's start with macrophages, which are long-lived phagocytic cells. They play a pivotal role in...
Curated Video
AWS Tutorial AWS Solutions Architect and SysOps Administrator - Run Command
This video demonstrates run command. This clip is from the chapter "Systems Manager - Session Manager, Run Command, Parameter Store, and Patch Manager" of the series "AWS Tutorial: AWS Solutions Architect and SysOps Administrator".This...
Science Buddies
How to Use a Force Sensor with an Arduino (Lesson #23)
Learn how to use a force sensor with an Arduino in this tutorial.
Science Buddies
How to Use Buzzers (Active and Passive) with an Arduino (Lesson #20)
Learn how to use both active and passive buzzers to add sound to your Arduino projects.
Curated Video
Let's Talk about Patterns
Miss Palomine is planning a new tile floor in her kitchen. She talks about the different patterns with which she can arrange her tiles. This leads to the discussion of patterns made with shapes, colors, sounds, and movements.
All Ears English
1863 - Fall Into These Seasonal English Phrases
It's pumpkin spice season again. When the seasons change to fall, be ready with the right English vocabulary. Get 6 English terms we only use in the fall.
The Guardian
How Ukip normalised far-right politics
Since the Brexit vote in 2016, Ukip is no longer primarily concerned with attacking the EU. Now led by Gerard Batten, the party has started to normalise far-right ideas and has given roles to figures including Tommy Robinson. The...
The Guardian
How 'voodoo' became a metaphor for evil
Voodoo' has come to represent something evil when it appears in popular culture. 'Black magic', witchcraft – it's always portrayed as something to be feared. But in reality, Vodou, as it's correctly written, is an official religion...
Curated Video
Why do we connect batteries?
Why do we connect batteries? find out here with series and parallel batteries as well as battery life calculations.
Curated Video
How to use a Resistor - Basic electronics engineering
How to use a resistor, this quick tutorial will show you how to use a parallel and series resistor to get the resistance required for your circuit as well as how to read a resistor value.
Curated Video
Capacitor charge time calculation - time constants
Learn how to calculate the charging time of a capacitor with a resistor in this RC circuit charging tutorial with works examples
Curated Video
The Science of Emotion Regulation: How Our Brains Process Emotions
Have you ever walked into a room and felt suddenly sad or anxious and have no idea why you're feeling that way because no one’s around? Your brain can activate strong emotions without you being aware of why you feel that way. This video...
Curated Video
Conventions of English
Conventions of English demonstrates how to use conventions of English by writing sentences using correct spelling, capitalization, and punctuation.
Curated Video
Using Commas: Items in a Series
Using Commas: Items in a Series teaches how to use of commas to separate items in a series by adding commas where necessary to correct sentences.
Curated Video
ADHD And Relationship Issues – 11 Ways to Fix Them
ADHD and relationships issues: 11 tips to fix them. When you look at ADHD and marriage and ADHD and dating problems, you see that the disorder can cause many problems on both sides. Many of the problems stem from ADHD and forgetfulness,...
Curated Video
IELTS Speaking Test Tips and Tricks
Here are some IELTS speaking test tips and tricks to help you to achieve a great score. This video is part of my exam preparation series. Let me know when you plan to take your test and what your long-term goals are with English
Learn German with Herr Antrim
A/An vs The in German - 3 Minuten Deutsch Lesson #8 - Deutsch lernen
In this video I explain the difference between a/an and the in German. I talk about this in the context that we have used so far in this series, which only includes the nominative and accusative cases. I spend most of my time talking...
The Business Professor
Venture Capital
What is Venture Capital? Venture capital is a form of private equity financing that is provided by venture capital firms or funds to startups, early-stage, and emerging companies that have been deemed to have high growth potential or...
The Business Professor
Liquidation Preference and Follow-On Financing
What is a Liqudiation Preference? How does a liquidation preference affect follow-ong financing rounds of equity investment? A liquidation preference provision determines the order in which investors get paid back after a liquidity...
Curated Video
Gym Equipment
Dr. Algae talks about the benefits of joining a gym and describes some of the exercise equipment found at many gyms.
Music Matters
Elaborating an Upper Voice When Using an Ascending Bass Scale - Music Composition
An idea for elaborating an upper melodic line over an ascending scale in the bass line. Ascending scales in the bass can be awkward to harmonise satisfactorily without generating parallels. This pattern illustrates one way of handling...
Curated Video
Doing Mathematics
Mathematician Ian Stewart, University of Warwick, describes his unexpected trajectory from abstract mathematical calculations in the back of an Austin Mini to developing a deeper understanding of how animals move, illustrating the...
Curated Video
What Happens When You Get 'Knocked Out'?
A 'knock out’ occurs when a person is hit with a series of punches, kicks, elbow or knee shots, until the knockout hit is delivered and finally lose consciousness. In simple word knock out can be described as a sensation of...
Señor Jordan
Siempre, Nunca & Jamás in Spanish - practice 2 (intermediate)
Siempre, Nunca & Jamás in Spanish - practice 2 (intermediate)