PBS
Meet a robot offering care and companionship to seniors
In our NewsHour Shares moment of the day, a Northern Virginia startup is using new technology and a sense of humor to care for the elderly. The NewsHour's Teresa Carey reports.
PBS
Why we need to stop sharing American Dream success stories
Why would author Casey Gerald want people to stop highlighting success stories like his own? Gerald says he grew up on "the wrong side of the tracks" and went on to Harvard Business school. But he says celebrations of the American Dream...
PBS
Poet Amanda Gorman On How She Prepared For Inauguration Day
The poet who will carry on a tradition and present her new work, "The Hill We Climb" at the inauguration this week is already quite accomplished at the age of 22. Jeffrey Brown talked to Amanda Gorman to learn more, as part of our...
PBS
What Quality Do The Most Successful People Share? True Grit
What makes a person successful? For Professor Angela Duckworth, the answer
is grit, an intangible trait that motivates passion and perseverance. In a
study at West Point, Duckworth found that grit mattered more for success
than...
3Blue1Brown
A quick trick for computing eigenvalues | Essence of linear algebra, chapter 15
A quick way to compute eigenvalues of a 2x2 matrix
Bozeman Science
PS3D - Energy in Chemical Processes and Everyday Life
In this video Paul Andersen explains how energy is used in chemical processes and everyday life. Students should understand that energy is neither created or destroyed but is converted. Most of the energy is delivered to our planet from...
Bozeman Science
LS1A - Structure and Function
How do the structures of organisms enable life's functions? Benchmarks for grades 2, 5, 8 and 12 are included.
Bozeman Science
Mathematics - Biology's New Microscope
Paul Andersen (with the help of PatricJMT) explains why mathematics may be biology's next microscope.
SciShow
A.I. Reveals Autism-Linked Changes in "Junk" DNA | SciShow News
Scientists know that genetic factors can explain many of autism’s features - but have autism researchers been looking for those features in the wrong DNA? A new study uses A.I. to uncover changes linked to autism in the stretches of non...
SciShow
Is There Such a Thing As An Addictive Personality?
Some online quizzes would have you believe the idea that certain people have a specific “personality type”. But is an “addictive personality” a real thing?
Bozeman Science
The Greenhouse Effect
In this video Paul Andersen explains how the greenhouse effect and greenhouse gases keep our planet warm enough to be habitable. He explains how greenhouse gases keep heat closer to the surface. He finally shows how increases in...
Crash Course Kids
Resources: Welcome to the Neighborhood
Welcome to the Neighborhood! Humans need a lot of things to survive (I'm sure you've noticed). We need food, water, and shelter and it takes a lot of resources to get all of those things. What are resources? In this episode of Crash...
Crash Course
Judicial Decisions: Crash Course Government and Politics
Today, Craig Benzine is going to dive into the factors that influence judicial decisions. As you may have noticed, the Supreme Court recently handed down some pretty big decisions on same-sex marriage (in Obergefell v Hodges) and the...
Bozeman Science
AP Biology Practice 7 - Connecting Knowledge
In this video Paul Andersen explains the final AP Biology practice on connecting knowledge. The video begins with an introduction to interdisciplinary studies and how science is changing over time. He describes differences of scale in...
Bozeman Science
Practice 6 - Constructing Explanations and Designing Solutions
Paul Andersen explains how scientists modify theories by constructing explanations. He also discusses the cycle of design used by engineers to solve problems. He starts by defining a theory as a well-established explanation of a...
PBS
Horizon Radiation
Learn about Horizon radiation and why it's essential for us to understand as we continue our journey towards the Unruh Effect and Hawking Radiation.
Crash Course
Altered States - Crash Course Psychology
You may think you know all about hypnosis from the movies. Zoolander, The Manchurian Candidate, etc... but there's a whole lot more going on. In this episode of Crash Course Psychology, Hank tells us about some of the many altered states...
Crash Course
What Can You Learn from Your Competition? Crash Course Business Entrepreneurship
We’re used to competitions with clear winners and losers: baseball games, math olympiads, pie-eating contests, and games involving thrones. We crown a victor and everyone else goes home empty-handed! In business, though, there isn’t just...
Crash Course Kids
Hunting for Properties
Remember pre-school? If not, IT WAS SO MUCH EASIER! But when you were stacking blocks and figuring out which block went into which shaped hole, you were learning about properties. In this episode of Crash Course Kids, Sabrina talks about...
TED-Ed
TED-Ed: What happens if you cut down all of a city's trees? | Stefan Al
By 2050, it's estimated that over 65% of the world will be living in cities. We may think of nature as being unconnected to our urban spaces, but trees have always been an essential part of successful cities. Humanity has been uncovering...
TED Talks
When the world is burning, is art a waste of time? | R. Alan Brooks
Is art worth it? "Hell yeah," says graphic novelist R. Alan Brooks -- art has the power to scare dictators, inspire multitudes and change hearts and minds across the world. Reflecting on his journey to become an artist at a time when the...
Bozeman Science
Coupled Reactions
Paul Andersen explains the importance role of coupled reactions in biology. He starts by explaining how the power of a river can be harnessed by a water mill to grind grains. He describes the importance of ATP and how it is used within...
Crash Course
Congressional Leadership: Crash Course Government and Politics
This week Craig Benzine explores the leadership structure of congress. We’ll break out the clone machine to examine the responsibilities of the speaker of the house, the majority and minority leaders as well as the majority and minority...
SciShow
How Can I Make A Traffic Light Turn Green?
If you've ever been stuck at a red light on a country road, you know it can be annoying. No other cars for miles, but you can't shake the feeling that if you run the light, one will appear out of nowhere and slam into you. Today we have...