SciShow
The Dark Side of Disgust
We’re all super familiar with the feeling we get when we smell rotten food or see gross bodily fluids. But this visceral emotion does a lot more than that, and it’s important understand to how the darker side of disgust can influence us.
Crash Course
Precipitation Reactions: Crash Course Chemistry
A lot of ionic compounds dissolve in water, dissociating into individual ions. But when two ions find each other that form an insoluble compound, they suddenly fall out of solution in what's called a precipitation reaction. In this...
TED Talks
TED: A dance to honor Mother earth | Jon Boogz and Lil Buck
Movement artists Jon Boogz and Lil Buck debut "Honor thy mother," a delicate, powerful performance of spoken word, violin and dance that draws on the tormented relationship between nature and humanity.
Bozeman Science
Chemical Analysis
In this video Paul Andersen explains how chemical analysis is important in determining the composition, purity and empirical formula of a compound. An empirical formula determination problem is also included.
TED Talks
TED: Dare to refuse the origin myths that claim who you are | Chetan Bhatt
We all have origin stories and identity myths, our tribal narratives that give us a sense of security and belonging. But sometimes our small-group identities can keep us from connecting with humanity as a whole -- and even keep us from...
SciShow
Has Saturn Had More than One Ring System
Saturn’s rings might only be around a hundred million years old, billions of years younger than some astronomers have suspected, and they might not be the only rings the planet has ever had.
TED-Ed
TED-ED: Everything you need to know to read "Frankenstein" - Iseult Gillespie
In 1815, Lord Byron proposed a challenge to a few literary guests he had gathered in his house on Lake Geneva: Who could write the most chilling ghost story? This question sparked an idea in eighteen-year-old Mary Shelley who, over the...
Makematic
History of the American Flag
The American Flag is a symbol of the United States of America. Let’s explore what it means, what it’s called, and the rules for how we should treat it.
Science ABC
Archimedes Principle: Explained in Really Simple Words
Archimedes principle states that if an object is submerged in a fluid, then the buoyant force acting on it is equal to the weight of the fluid displaced by that object. Buoyant force exists because pressure increases as an object goes...
Curated Video
Forensics: Chromatography
Find out how chromatography can be used to create the chemical 'colour fingerprint' of a substance. What are the two chromatography methods and how are they used to solve crimes? Chemistry - Atoms And Bonding - Learning Points....
Higgsino Physics
Atomic Bombs and Nuclear Reactors Simulated - Critical Mass Misconception
This video explains how atomic bombs and nuclear reactors work with a simulation. It also explains why critical mass is a confusing topic in nuclear physics. It depends on a lot more than just the mass.
Curated Video
Othello and Race: Exploring the Matrix of Identity
This video examines the multifaceted ways in which Shakespeare's "Othello" navigates the complex matrix of race, identity, and social power. It delves into the historical and symbolic use of race and color, showing how these elements...
Curated Video
The Surprising Centuries-old Origins of the Unicorn
Unicorns aren’t all pretty white horses, some of them have scales, fangs, or ox tails. It turns out, cultures around the world have tales of mythical one-horned creatures who often rule over the other beasts of their land. Over time,...
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...
Cerebellum
The Industrial Revolution - Steam, Iron And Steel
It started in England and reached its peak in America. The Industrial Revolution is a period of history that began in the early 18th century and has carried through our modern times. The invention of the steam engine was a hugely...
The March of Time
1951: NARCOTICS AND TEENAGERS
MOT 1951: John Daly interviews reporters Earl Brown of Life Magazine and Ed Mowery of the New York World-Telegram about the teenage drug problem.
Curated Video
Java Interview Guide : 200+ Interview Questions and Answers - Differences between C++ and Java
Java Platform: Differences between C++ and Java This clip is from the chapter "Java Platform" of the series "Java Interview Guide : 200+ Interview Questions and Answers".In this section, you will be introduced to the concept of Spring...
Professor Dave Explains
The Isolation of Natural Products: Morphine and Other Alkaloids
In the early 19th century, we were still in the habit of searching for plants with medicinal properties. But we were finally beginning to develop the capacity to identify active ingredients within those plants, isolate them, and purify...
Professor Dave Explains
Recrystallization
Now that we have covered a variety of separation techniques, we know how to get an isolated product! But if it's a solid, it may contain impurities. Recrystallization is a common organic chemistry laboratory technique for the...
Curated Video
Archimedes Principle: Explained in Really Simple Words
Archimedes principle states that if an object is submerged in a fluid, then the buoyant force acting on it is equal to the weight of the fluid displaced by that object. Buoyant force exists because pressure increases as an object goes...
Curated Video
Spike in fatal overdoses in CT prompts Bridgeport nonprofit to issue public health alert
State Sen. Herron Gaston says he asked Gov. Ned Lamont Tuesday to address the situation.
Curated Video
US-Iran nuclear negotiations: US proposes new measures in Iran nuclear dea
The US has presented its proposals on its highly anticipated nuclear deal with Iran. Both sides have held five rounds of talks so far. The last one in Rome had ended without an agreement. Reports states that the current proposal document...
Curated Video
Iran and US to hold nuclear talks in Oman amid rising tensions
US and Iran to meet in Oman for nuclear negotiations — Disagreements over format persist, but both sides signal interest in progress.
Getty Images
Bar Graph Growing White
HD, PAL & NTSC. Silver 3D Bar graph grows upward, with clean silver grid background. Tracking shot, with ease-out and hold at end.