MinutePhysics
The Physics of Car Crashes
How is the chemical energy of gasoline transformed into kinetic energy of a moving car? And where does that kinetic energy go when the car crashes into something and stops moving?
TED Talks
TED: How AI will step off the screen and into the real world | Daniela Rus
The convergence of AI and robotics will unlock a wonderful new world of possibilities in everyday life, says robotics and AI pioneer Daniela Rus. Diving into the way machines think, she reveals how "liquid networks" — a revolutionary...
SciShow
Why NASA Put The Moon In A Pool
NASA has been using swimming pools to train astronauts since the 1960s. The largest is the Neutral Buoyancy Laboratory (NBL), which holds roughly 9 olympic pools worth of water and has contained not just mockups of space station and...
TED-Ed
TED-Ed: 3 tips on how to study effectively | TED-Ed
A 2006 study took a class of surgical residents and split them into two groups. Each received the same study materials, but one group was told to use specific study methods. When tested a month later, this group performed significantly...
SciShow
How Dogs Really Listen to Us, and How Pufferfish Puff
This week on SciShow News: Animals! New research has found how dogs actually listen to us in more complex ways than you probably thought, and also figured out how a kind of pufferfish gets its puff up.
SciShow
This Flatworm Remembers Things After You Cut Off Its Brain
Planarians are flatworms most known for being able to grow a new head if it gets cut off, but perhaps even stranger is the fact that their new head retains some of the memories from the old one. Hosted by: Michel Aranda
SciShow
NASA's new frontier, and the Trouble with "Gravity"
Hank describes how astronomers used a technique called gravitational lensing to find the most distant galaxy ever detected -- and how NASA is embarking on a new program to use this same technique to peer deeper into space than ever...
PBS
Syrian refugees find mental and physical rehabiliation in Jordan
Now five years old, the war in Syria has taken an immense emotional and physical toll on those close to the fighting. Nisreen Katbi fled from Syria to Jordan four years ago and now runs a center that helps fellow refugees experiencing...
PBS
U.S. Troops Suicide
Suicides by active duty U.S. troops last year exceeded the number of servicemen and women killed in combat in Afghanistan. Ray Suarez talks to psychiatrist and retired U.S. Army Brig. Gen. Stephen Xenakis, who says more than half of the...
Curated Video
Press conference by US General Tommy Franks
1. Soldiers lined up waiting for Franks
2. Franks greets soldiers
3. Close up Franks chatting to soldier
4. Cutaway press photographers on roof
5. US soldiers
6. Cutaway press
7. Franks walks up to microphones
8. Cutaway US army...
Curated Video
Brazilian and US astronauts comment ahead of space mission
1. Wide media centre at the Star City
2. Close up statue of cosmonaut
3. Mid shot astronauts walking into media conference
4. Cutaway photographers
5. Mid shot Vinogradov, Williams and Pontes
6. SOUNDBITE (Portuguese) Brazilian Astronaut...
Curated Video
WRAP Adds Kerry response to Bush radio address
1. Graphic of US President George W. Bush overlaid with narration
2. SOUNDBITE: (English) George W. Bush, US President:
"This week, our nation was sickened by the murder of an American civilian, Nicholas Berg. The savage execution of...
Crash Course
Supervised Learning
Today we’re going to teach John Green Bot how to tell the difference between donuts and bagels using supervised learning! Supervised learning is the process of learning WITH training labels, and is the most widely used kind of learning...
TED Talks
TED: The future of psychedelic-assisted psychotherapy | Rick Doblin
* Viewer discretion advised. This video includes discussion of mature topics and may be inappropriate for some audiences. Could psychedelics help us heal from trauma and mental illnesses? Researcher Rick Doblin has spent the past three...
3Blue1Brown
Gradient descent, how neural networks learn | Deep learning, chapter 2
An overview of gradient descent in the context of neural networks. This is a method used widely throughout machine learning for optimizing how a computer performs on certain tasks.
Crash Course
Cats Vs Dogs? Let's make an AI to settle this (LAB)
Today, in our final lab, Jabril tries to make an AI to settle the question once and for all, "Will a cat or a dog make us happier?" But in building this AI, Jabril will accidentally incorporate the very bias he was trying to avoid. So...
TED Talks
TED: Science in service to the public good | Siddhartha Roy
We give scientists and engineers great technical training, but we're not as good at teaching ethical decision-making or building character. Take, for example, the environmental crisis that recently unfolded in Flint, Michigan -- and the...
TED Talks
The shadow pandemic of domestic violence during COVID-19 | Kemi DaSilva-Ibru
Mandatory lockdowns, quarantines and shelter-in-place orders meant to contain COVID-19 have created a shadow pandemic of domestic abuse, says physician Kemi DaSilva-Ibru. Sharing alarming statistics on the rise of gender-based violence...
TED Talks
Ivonne Roman: How policewomen make communities safer
Less than 13 percent of police officers in the United States are women -- despite their proven effectiveness in diffusing violent situations and reducing the use of force. Drawing on more than two decades of experience as a police...
TED Talks
Technology can't fix inequality -- but training and opportunities could | 'Gbenga Sesan
Centuries of inequality can't be solved with access to technology alone -- we need to connect people with training and support too, says tech inclusionist 'Gbenga Sesan. Sharing the work behind the Paradigm Initiative, a social...
TED Talks
How a strong creative industry helps economies thrive | Mehret Mandefro
When global leaders think about which industries can fuel economic growth, the arts are often overlooked. But filmmaker Mehret Mandefro says the creative sector actually has the power to grow economies -- while also helping safeguard...
SciShow
The Secret to Big Gains? Healthy Gut Bacteria #inmice | SciShow News
If you go to the gym often enough, you might be familiar with protein powders and shakes, but one study thinks that the secret to big gains might actually be your gut bacteria.
TED Talks
TED: A NASA astronaut's lessons on fear, confidence and preparing for spaceflight | Megan McArthur
How does an astronaut prepare physically and mentally to launch into space? NASA astronaut Megan McArthur, who traveled to the International Space Station in April 2021 as part of the SpaceX Crew-2 mission, shares stellar life lessons on...
PBS
Are Olympic Competitors Geniuses?
Everyone is obsessed with the Olympics right now, watching these geniuses push the boundaries of their field. Wait, did we say GENIUSES? Yes! We normally associate the word "genius" with intellectual accomplishments, but athletes are...