PBS
Decades on, millions of unexploded U.S. bombs left in Laos
The United States dropped 270 million bombs on Laos between 1964 and 1973. On Tuesday, President Obama became the first U.S. president to visit the country, promising to provide the Laotian people to remove the unexploded bombs that...
TED Talks
Ray Kurzweil: A university for the coming singularity
Ray Kurzweil's latest graphs show that technology's breakneck advances will only accelerate -- recession or not. He unveils his new project, Singularity University, to study oncoming tech and guide it to benefit humanity.
Curated Video
The Egyptians and Multiplication
Discover the simple method of Egyptian multiplication that can be used to work out the product of any number, no matter how large, using only powers of two. Maths - History Of Maths A Twig Math Film. Reinforce and extend the learning...
Curated Video
What Do Sine Waves Sound Like?
Hear sine waves as sound, and discover the equations that describe them: and the effect of increasing or decreasing the variables of amplitude and frequency. Maths - Shape A Twig Math Film. Reinforce and extend the learning required by...
Curated Video
The 2, 5, and 10 Times Tables
Mr. Addit reviews the multiplication facts of 0, 1, 2, 5, and 10. He also reviews the zero property and the identity property.
Curated Video
Double Up
Mr. Griot explains how doubling a consonant at the end of a word before adding a suffix will keep the vowel short.
Hip Hughes History
Thomas Jefferson: The Louisiana Purchase and the Constitution -- US History Review
Why did Jefferson acquire the Louisiana Purchase? How did the Louisiana Purchase change the United States? A fun and clear explanation of a critical moment in American history by a seasoned Social Studies Teacher.
TLDR News
Is Rishi Moving Further to the Right?
During the Conservative Leadership campaign, Rishi Sunak was seen as the more moderate candidate in comparison to Liz Truss' free-market libertarianism. But now as Prime Minister, is Sunak actually sliding further right on the political...
Curated Video
Experiment on How Increasing Reactant Concentration Affects Reaction Rate
The video discusses a required practical activity from the chemistry specification, which is an experiment to investigate how increasing the concentration of a reactant affects the rate of the reaction by observing a precipitate. The...
Professor Dave Explains
Double Object Pronouns in Italian: Pronomi Doppi o Combinati
Double object pronouns.
Science360
Greenhouse Gas Emissions - History Of Climate Change Research
When was it first determined that greenhouse gas emissions were causing warming?
Music Matters
Identifying Double Major Thirds - Music Composition
What is doubling the major third? How do you know if its a major third? Can you double thirds? Why is doubling a major third bad? This music composition lesson explains one of the rules of writing four-part harmony, namely the advice to...
Music Matters
A Triple Time Rule Breaker - Inside the Mind of Bach
Occasionally you'll find that even Bach doesn't follow the rules of four-part harmony however he often has a good reason to break them. This video takes a look at one of his Chorales in which some rules are broken in order to achieve a...
Curated Video
Force and Extension Experiments: Analyzing Results and Understanding the Relationship
This video is the second lecture presentation on force and extension experiments. The presenter analyzes the results obtained from the previous presentation on the extension of a spring versus the force applied to it. The video goes on...
Economics Explained
How The Economy Of Japan Could Predict The Next Decade: Is Japan Special?
Is there something unique about the economy of Japan which is causing this stagnation or is it finally time to admit that endless growth in a finite world is not sustainable for any economy? And if Japan really is just ahead of the...
Brian McLogan
Master Writing an expression as one single angle using double angle formulas
Master Writing an expression as one single angle using double angle formulas
Curated Video
SSL Complete Guide 2021: HTTP to HTTPS - Point Doubling and Optimization
In this video, we'll learn about point doubling and optimization. This clip is from the chapter "SSL, TLS, and HTTPS" of the series "SSL Complete Guide 2021: HTTP to HTTPS".In this section, we'll learn about SSL, TLS, and HTTPS.
Curated Video
AZ-204 Developing for Microsoft Azure Exam Prep - Azure Search
This video focuses on Azure Search. This clip is from the chapter "Consuming Azure Services" of the series "AZ-204 Developing for Microsoft Azure Exam Prep".This section explains how to consume Azure services.
Financial Times
Can Modi stop India's slowdown?
India's economic growth is running out of steam. The FT's Benjamin Parkin examines what's behind the slide and what Prime Minister Narendra Modi is doing to fix the economy
Professor Dave Explains
Practice Problem: Initial Rates and Rate Laws
To figure out the rate law for a reaction, we have to gather kinetic data. We can't know just by looking at the balanced equation. Let's practice using initial rates data to determine the rate law for a reaction!
Curated Video
Mastering Multiplication with Double Double Double Strategy
In this video, students learn how to multiply fluently by using double patterns. They review multiplication number sentences, factors, and products, as well as addition double facts. The video introduces the double strategy for...
FuseSchool
Gravity & Free Fall
Gravity & Free Fall | Forces & Motion | Physics | FuseSchool In this video you will learn about gravity, gravitational force, the law of gravity and the affects without gravity. CREDITS Animation & Design: Joshua Thomas...
DoodleScience
Newton's Second Law of Motion F=ma) _ GCSE Physics
A Level Physics - Doodle Science teaches you high school and College physics in a less boring way in almost no time!
Programming Electronics Academy
Ohm's Law and Simple Math: Base Electronics: 1
An introduction to Ohm's Law and the basic math needed to understand it.