Amoeba Sisters
Lymphatic System
Explore the lymphatic system with the Amoeba Sisters! This introduction talks about lymph, the general way lymph travels in the lymphatic system, primary and secondary lymphoid organs and tissues, general functions of the lymphatic...
Amoeba Sisters
Cellular Respiration: Before the Bell Biology
Time before the bell to try 8 questions on cellular respiration? You'll also get answers complete with illustrations and explanations while music plays in the background. It's a valuable way to use those minutes before the bell. This...
Amoeba Sisters
Evolution
Explore the concept of biological evolution with the Amoeba Sisters! This video mentions a few misconceptions about biological evolution before providing a general definition. Then this video provides a description of four different...
PBS
In ‘Hope for Cynics,’ researcher explores how seeing the good in others is good for you
At Stanford Social Neuroscience Laboratory, scientists have spent years studying kindness, connection and empathy. But those can all seem in short supply at a time of deep divisions. But the head of that lab offers a data-driven reason...
PBS
Stephen King reflects on his iconic career and latest release ‘You Like It Darker’
Fifty years ago, a 26-year-old rural Maine school teacher wrote the horror novel “Carrie.” That man, Stephen King, has gone on to write more than 60 books and many have been turned into such films as “The Shining” and “Shawshank...
PBS
Why typewriters are having a renaissance in the digital age
In a world dominated by digital technology, a growing number of people are embracing a decidedly analog device: the typewriter. John Yang reports.
PBS
Why more doctors are treating children and adolescents with weight loss drugs
Physicians are increasingly using weight loss drugs to treat obesity, diabetes and other chronic conditions in young patients. In the last three years, the number of people between the ages of 12 and 25 using drugs like Wegovy and...
PBS
How ‘donations’ from the West are inundating Ghana with toxic waste
When Americans no longer want a car, laptop or clothes, where do some of those goods go? Most end up in the Global South, where millions of people depend on repairing, dismantling or selling them for a livelihood. Environmental groups...
PBS
How colleges are reaching out to often overlooked students from rural areas
Students in rural communities graduate from high school above the national average. But when it comes to applying to college or getting their degree, those students' rates of attendance and completion are well below their peers in urban...
PBS
Ghana becomes dumping ground for the world’s unwanted used clothes
An estimated 20 million people are thought to earn their livelihoods in the global waste industry by collecting, disposing, repairing or repurposing a wide range of materials and products. However, the cost and consequences of handling...
SciShow
Exploring Uranus and Neptune
Join SciShow Space as we complete our tour of the Solar System planets with the ice giants, Uranus and Neptune.
Crash Course
Revenue Streams: Crash Course Entrepreneurship
Profit, revenue, income, assets, cash flow -- all these words mean money, but they all have specific uses. In business, money is important to us and we want to describe it as accurately as possible.
PBS
Voting Systems and the Condorcet Paradox
What is the best voting system? Voting seems relatively straightforward, yet four of the most widely used voting systems can produce four completely different winners.
MinutePhysics
Ye Olde Debunking
Have you ever wondered where "Ye Olde" spelling comes from? Today we unravel this thorny linguistic issue.
MinutePhysics
Why the Solar System Can Exist
If gravity is so attractive, why doesn't the earth just crash into the sun? Or the moon into the earth? The answer: Stable Orbits
MinutePhysics
Why Masks Work BETTER Than You'd Think
Thanks to the Heising-Simons foundation for their support: https://www.hsfoundation.org (their COVID-19 grants: https://www.hsfoundation.org/grants/covid-19-response-grants/ ) Check out https://aatishb.com/maskmath to explore and for...
MinutePhysics
Why It's Impossible to Tune a Piano
Pianos can't be perfectly tuned - it's a mathematical fact!
MinutePhysics
Why Isn't It Faster To Fly West?
If the earth is spinning to the east at 1000 miles per hour... why can't we fly west more easily?