Instructional Video8:45
Professor Dave Explains

The Development of Plate Tectonics

12th - Higher Ed
A paradigm shift in geology occurred with the development of plate tectonics, a theory which allows us to understand so much regarding what we see and experience on Earth's surface. How did this come to be? Who is Alfred Wegener? Who is...
Instructional Video5:08
Healthcare Triage

The Ups and Downs of Evidence Based Medicine

Higher Ed
This week on HCT, we're talking about evidence based medicine. We talk about it a lot here on the show, but what exactly does the term mean? Why is evidence based medicine useful, and what can we do to use it more effectively?
Instructional Video4:01
Healthcare Triage

Are Beta-Blockers Useful in the Elderly after a Heart Attack?

Higher Ed
Should we use beta-blockers in the elderly after they have a heart attack? It just got more complicated. This is Healthcare Triage News.
Instructional Video3:05
Curated Video

Organizing Your Opinion Letter: Using Boxes and Bullets

K - 5th
In this video, the teacher explains to students how to structure their opinion letter using the boxes and bullets method. They emphasize the importance of developing supporting ideas and examples to strengthen their arguments. The...
Instructional Video1:28
Visual Learning Systems

The Fossil Record and Evidence for Evolution

9th - 12th
In this video, the teacher explains the concept of the fossil record and its importance in supporting the theory of evolution. By studying and piecing together millions of fossils, scientists have developed a clear picture of how life...
Instructional Video5:06
Healthcare Triage

Where is the Waste in Health Spending?

Higher Ed
Up to 25% of health spending in the US is wasteful. Where is that money being lost? What can we do about it?
Instructional Video3:51
Healthcare Triage

Does Poor Sleep Contribute to Alzheimer's Disease?

Higher Ed
Alzheimer’s disease is no stranger in the news cycle. The latest headlines are dedicated to a new study on how the brain keeps itself clean, a process which scientists have long suspected to be involved in the disease. Let's take a look.
Instructional Video1:16
Visual Learning Systems

Introduction to the Theory of Natural Selection

9th - 12th
In this video, we explore how Charles Darwin's groundbreaking book, "The Origin of Species," revolutionized the field of biology in 1859. We delve into the theory of natural selection and its role in explaining the process of evolution,...
Instructional Video6:49
Healthcare Triage

Video Games Don't Cause Violent Behavior

Higher Ed
Everyone just knows that violence is on the rise, especially among kids. Everyone just knows that violent video games have something to do with it. Except violence isn't on the rise, as we showed in our "Sky isn't falling episode". And...
Instructional Video8:15
Institute of Art and Ideas

Can we abandon scientific laws?

Higher Ed
From Newton's laws to E=mc2, we think we have uncovered the secrets of the universe. But some claim these laws evolve and others point to their human and cultural origins. Might eternal natural laws be human hubris? Or is the mind of God...
Instructional Video4:02
Mr. Beat

Can the Police Take Your DNA? Maryland v. King

6th - 12th
A man is arrested and a sample of his DNA is taken and put into a database. The DNA sample comes back months later to reveal it matched the DNA in a rape case and he is charged with the rape. Wait a second, what about the Fourth Amendment?
Instructional Video6:21
Healthcare Triage

Booze Isn't All Bad

Higher Ed
While we have discussed the dangerous effects of alcohol abuse and misuse, that doesn't mean it's always bad. Besides being part of many complex and delicious beverages, there are any number of studies which show that alcohol is linked...
Instructional Video4:55
Curated Video

Revising Your Opinion Letter: Strengthening Your Argument

K - 5th
In this video, the teacher explains the importance of revising a letter to ensure that the argument is strong. They guide the students through the three steps of revising: rereading each paragraph, checking if the evidence supports the...
Instructional Video5:10
Curated Video

The Big Bang Theory vs. Steady State Theory: Explaining the Evolution and Expansion of the Universe

9th - Higher Ed
The video discusses two theories that try to explain the expansion and evolution of the universe - the steady state theory and the Big Bang theory. The video covers the concept of redshift of light exhibited by galaxies moving away from...
Instructional Video3:07
Curated Video

Understanding the Greenhouse Effect and Human Impact on Climate Change

Higher Ed
The video discusses the greenhouse effect and how it works in the Earth's atmosphere. It explains how greenhouse gases such as carbon dioxide and methane absorb long-wavelength infrared and re-emit it, increasing the temperature of the...
Instructional Video5:24
Curated Video

Improving Your Persuasive Opinion Essay: Reconsidering the Order of Evidence

K - 5th
In this video, the teacher discusses how to make a persuasive opinion essay more convincing by reorganizing the supporting evidence. They explain the importance of claims and provide examples, and also review the writing process of...
Instructional Video3:12
Healthcare Triage

Rest in Peace, David Sackett - Healthcare Triage News 2015-05-22

Higher Ed
David Sackett passed away recently. We don't usually do obituaries here, but this one seems appropriate. This is Healthcare Triage News.
Instructional Video10:25
Hip Hughes History

What is a Grand Jury? American Government Review

6th - 12th
What is a Grand Jury? How does a Grand Jury work? What is the meaning of the 5th amendment? In this short lecture we look at the origins of the Grand Jury, how it made it's way into the Bill of Rights, how they operate as well showing...
Instructional Video3:21
The Business Professor

Exceptions to Reading Miranda Rights

Higher Ed
This Video Explains Exceptions to Reading Miranda Rights
Instructional Video3:44
The Economist

Is male fertility in crisis?

12th - Higher Ed
Sperm counts have fallen by more than 50% in the past four decades. To understand what’s going wrong with men, we need to stop seeing fertility as a woman's problem
Instructional Video16:37
Neuro Transmissions

Do "Smart Drugs" work?

12th - Higher Ed
What if you could unlock your brain’s potential with just a pill? It sounds like something out of Limitless, but there’s a whole culture around nootropics, or “smart drugs”. But do any of them work? Are any nootropics supported by...
Instructional Video4:57
Curated Video

Writing a Compelling Letter: Revising Paragraph Order

K - 5th
In this video, the teacher explains how to write a compelling letter by revising the paragraph order. The teacher emphasizes the importance of considering the way evidence and paragraphs are ordered to build a strong argument. They...
Instructional Video10:26
TLDR News

Are Conservatives Silenced By Social Media? Trump's Twitter, Shadow Bans & Algorithms - TLDR News

12th - Higher Ed
In the last week an old conversation about social media fairness as reignited, with those on the right claiming that their views are being suppressed by social media. So in this video, we investigate the claim and discover whether the...
Instructional Video3:00
Healthcare Triage

Knee Surgery Doesn't Improve Outcomes, but We Still Do A LOT of Them

Higher Ed
The news tells us that arthroscopic surgery for knee arthritis and meniscal tears isn't worth it. Healthcare Triage told you that a while ago. What's new? This is Healthcare Triage News.