TED Talks
David Deutsch: A new way to explain explanation
For tens of thousands of years our ancestors understood the world through myths, and the pace of change was glacial. The rise of scientific understanding transformed the world within a few centuries. Why? Physicist David Deutsch proposes...
Bozeman Science
Constructing Scientific Explanations
In this video Paul Andersen shows you how you can use modeling to have your students construct explanations in the science classroom.
Amoeba Sisters
Circulatory System and Pathway of Blood Through the Heart
Join the Amoeba Sisters in their introduction to the circulatory system and follow the pathway of blood as it travels through the heart! This video explains the importance of blood, arteries, and veins, and it also introduces basic heart...
Amoeba Sisters
Antibiotics, Antivirals, and Vaccines
Explore the basics of how antibiotics, antivirals, and vaccines work to help your immune system in the fight against pathogens! This Amoeba Sisters video also briefly introduces the lines of defense in the immune system and discusses how...
Bozeman Science
Teaching Science at Home: A Survival Guide for Parents
A short guide for parents teaching science during the Coronavirus Pandemic of 2020.
Bozeman Science
Planning and Carrying Out Investigations
In this video Paul Andersen explains how you can have your students plan and carry out their own investigations.
Amoeba Sisters
Prokaryotic vs. Eukaryotic Cells (Updated)
This Amoeba Sisters video starts with providing examples of prokaryotes and eukaryotes before comparing and contrasting prokaryotic cells with eukaryotic cells! Contents: 00:00 Intro 1:27 Modern Cell Theory 1:37 3 Domains (with examples...
PBS
Oumuamua Is Not Aliens
To repeat the space time maxim: it's never aliens .... until it is. So let's talk about 'oumuamua.
Amoeba Sisters
Osmosis and Water Potential (Updated)
Explore the process of osmosis in this updated Amoeba Sisters video! Video features real life examples of osmosis, important vocab, and introduces concept of water potential and turgor pressure in plant cells. Expand details for table of...
SciShow
What to Know About the New COVID Variants | SciShow News
Two new versions of the coronavirus that causes COVID-19, the UK and South African variants, were announced in December. They've spread quickly in their countries of origin, and have begun popping up around the world. Join us to find out...
Amoeba Sisters
Inside the Cell Membrane
Explore the parts of the cell membrane with The Amoeba Sisters! Video discusses phospholipid bilayer, cholesterol, peripheral proteins, integral proteins, glycoproteins, and glycolipids - as well as why the surface area to volume ratio...
SciShow
Two Decades Later, We Know Why the Sun Is a Lava Lamp
In 1999, scientists discovered something that took over 20 years to solve. Why do solar flares move like a lava lamp?
SciShow
Déjà Vu
Hank describes some of the best explanations that neurologists have come up with to account for the strange sensation we know as déjà vu.
Amoeba Sisters
How Cells Become Specialized
How do cells in your body differentiate into other types of cells? Explore cell specialization featuring stem cells and their role in cell differentiation.
Amoeba Sisters
Carbon and Nitrogen Cycles
Explore the cycling of carbon among carbon reservoirs! Then discover the importance of nitrogen, essential for amino acids and nucleotides, and learn about the nitrogen cycle! Expand details for table of contents. Table of Contents:...
SciShow
Why Do Some Harmonies Sound Prettier Than Others?
Whether your favorite band is One Direction or Slayer, you can probably tell tense chords from relaxed ones, but what exactly gives them those qualities?
PBS
When Rodents Rafted Across the Ocean
The best evidence we have suggests that, while Caviomorpha originated in South America, they came from ancestors in Africa, over 40 million years ago. So how did they get there?
SciShow
Why Do We Go All In on Lost Causes?
We've all experienced the sunk cost fallacy: when you are deep into a task and tell yourself that you’ve come this far, so you may as well finish it. We do this even if it's no longer logical to finish. So why do we do it?
SciShow
What Makes Satisfying Videos Satisfying?
You might have stumbled onto those videos of people cutting sand for 10 minutes or of machines doing a repetitive task and felt an odd sense of satisfaction while watching them. Today, we look at the psychology behind those "oddly...
SciShow
The Times and Troubles of the Scientific Method
UPDATE: We got a couple of things wrong when it comes to gravity (particularly that it has nothing to do with photons). Science is working tirelessly night and day to disprove its own theories about how the universe works (or at least,...
SciShow
Why Do You Stick Out Your Tongue When You Concentrate?
Have you ever done something that required a ton of concentration, like threading a needle, and noticed that sometimes your tongue pokes out involuntarily? It turns out this reflex could be a leftover from the evolution of human language!