Catalyst University
Steps of Excitation-Contraction Coupling in Skeletal Muscle [Whole Video
In this video, we discuss all steps of excitation-contraction coupling in skeletal muscle from events on the motor neuron axon all the way through cross-bridge cycling between actin and myosin.
Catalyst University
P450 Metabolism | First Pass Effect & Phases 1/2 Metabolism
In this video, we explore the journey of an orally administered drug by the first pass effect, phase 1, and phase 2 metabolism.
Religion for Breakfast
Is the U.S. Capitol a Religious Building?
In this episode we examine the topic: Is the U.S. Capitol a Religious Building?
TLDR News
Did Trump Strengthen the American Economy? Trump's First Term Analysed - TLDR News
With the 2020 Presidential Election getting closer by the day, we wanted to take a detailed look at the promises Trump made during his campaign and whether he stuck to them during his first term in the White House. In this video, we look...
Institute of Human Anatomy
Understanding Vasectomy: Birth Control for Men
In this video, the teacher discusses the vasectomy procedure for male birth control. They explain the anatomy of the male reproductive system, how the procedure is done, its effectiveness, and the pros and cons associated with it. They...
Institute for New Economic Thinking
How Not to Criticize Standard Economic Models
Josh Mason from John Jay College CUNY doesn’t think teaching contending economic theories is effective, and sees the objective of introductory economics courses as teaching students basic tools to understand economic terminology,...
Brainwaves Video Anthology
Meghana Musunuri - Teaching in the Global Pandemic - India
Social Studies, English and Mathematics teacher Meghana Musunuri from Hyderabad, India, is an education futurist, philanthropist and a passionate and prolific entrepreneur. She is Founder & Chairperson of Fountainhead Global School &...
TLDR News
Welsh Parliament Election: Could Labour Win the Welsh Senedd? - TLDR News
On May 6th the people of Wales will cast ballots in the Welsh Parliamentary election. The representives they select will not only impact how Wales handles issues from health to education but also the countries attitude towards the rest...
TLDR News
The Iran Nuclear Crisis Explained - TLDR News
Following recent developments, some are beginning to worry about the nuclear future of Iran. With the country dropping out of their nuclear commitments they are now free to develop nuclear technology, whether that be domestic or...
TLDR News
10 Years Later: Has Cannabis Legalisation Worked? Crime, Health & Tax After Weed - TLDR News
It's been about 10 years since cannabis was legalized in Washington and Colorado, so we want to review how it's been going... In this video we take a look at how legalizing cannabis impacted health, tax rates, and crime in the states...
Catalyst University
Biomechanics | Torque Problem #1a (Elbow Joint) [Biceps Force, Mech. Adv.;]
This is the first part of the first torque problem about the elbow joint in which we calculate the force due to the elbow flexors (biceps brachii) and the mechanical advantage of the elbow.
TLDR News
Is a Brexit Deal Finally Possible? The UK and EU Finally Reach an Agreement - TLDR News
Yesterday the UK and EU finally came to an agreement on how the Northern Ireland/Great Britain border would opperate post-Brexit. This was the issue that led the UK to threaten to break International law with the Internal Market Bill, so...
Institute for New Economic Thinking
The Rise of Fake News
Robert Faris, Research Director of the Berkman Klein Center for Internet & Society at Harvard University, talks with INET about the surge in misinformation since the 2016 elections.
Institute for New Economic Thinking
China Goes for Gold?
In part 1 of INET's interview with David Hale, he discusses how China is positioning the RMB as a possible reserve currency by buying gold, and what this means for the dollar and the euro
Healthcare Triage
Got a Bad Diagnosis? Talk to Someone Who Has Been Through It
When someone gets a diagnosis, they should get lots of time with their doctors and nurses to talk and learn about the condition. This isn't always possible. Sometimes, it can be useful to talk to patients who have also been through the...
TLDR News
Trump's Trade War With China - TLDR Explains
TLDR News US Merch Store: teespring.com/en-GB/stores/tldr-news-us Since being elected Trump has imposed thousands of tariffs on a huge variety of products. However, it's his tariffs on China which have got the most attention, with it...
All In One Social Media
Planning Your 2022 Content Strategy: How to Maintain Your Sanity & Be Productive
With so much to do, so many places to be, and no idea how to make it all happen, we will walk away from the cliff during this talk and discuss how to simplify and streamline your content plans for 2022 so you don't lose your mind. You...
TLDR News
Who is Funding UK Election Campaigns? - TLDR Explains
In this video we discuss the three groups who contribute to UK election campaigns. We talk about how much parties, candidates and third parties are allowed to spend as well as the increasingly broken system which tracks campaign spending.
Catalyst University
Triple Sugar Iron (TSI) Agar
1) Theory behind the triple sugar iron (TSI) in microbiology. 2) How to identify A/A, K/K, and K/A reactions. 3) How to identify production of gas and/or hydrogen sulfide (H2S).
Catalyst University
Silence of the Lambs Joke | Liver, Fava Beans, & a Nice Chianti EXPLAINED
In this video, we discuss the biochemical mechanisms underlying Dr. Hannibal Lecter's medical joke in Silence of the Lambs: "I ate his liver with some Fava beans and a nice chianti.”
ATHS Engineering
Automata Box Circle Cam
The video is a tutorial on how to create a circular cam in Onshape. The teacher quickly goes through the steps of creating two circles and extruding them to make the cam while also providing tips on how to avoid mistakes.
Virtually Passed
mechanical energy example problem part 1
What is the velocity of the black just BEFORE it hits the spring? Notice that the 2 non conservative forces are your normal force and your friction force. i) 2.56m/s ii)0.0989m