SciShow
5 Baffling Mysteries About the Universe
At the beginning of the 20th century, many scientists thought that we had learned all there was to know about physics. The problem is, the better we get at measuring things and building models of our universe, the more we discover that...
SciShow
Laser Fusion Is It Back to the Future Yet
Hank remembers Back to the Future and tells us about his favorite word combination--lasers and fusion.
TED-Ed
TED-Ed: How to see more and care less: The art of Georgia O'Keeffe | Iseult Gillespie
Feeling disconnected from creating art within classical conventions, artist Georgia O'Keeffe began experimenting with abstract drawings that defied easy classification. Using the shapes and rhythms of nature to capture her internal...
MinutePhysics
How Entropy Powers The Earth (Big Picture Ep. 4/5)
This video is about how we don't just need energy to power our lives, we need *low entropy* energy! Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! This video is about how we...
MinutePhysics
Do Photons Cast Shadows?
This video is about two-photon (gamma-gamma) physics, and how photons can interact with each other - either mediated by a passing lepton, or gravitationally via lensing, or via vacuum fluctuation pair production of vertical particles...
SciShow
5 Psychology Experiments You Couldn't Do Today
In the past, some experiments were run in scary and unethical ways. From using children to unknowing subjects, these five experiments left people affected for the rest of their lives.
SciShow
Hilde Mangold and the Organizer of Life | Great Minds
Experiments conducted by Hilde Mangold and Hans Spemann taught us how an animal develops from a small ball of cells into an organism with distinct, functioning parts. The work was a foundational contribution to the field of developmental...
SciShow
The Strange Blue Glow That Saved Lives
Back in 1862, soldiers fighting in the American Civil War noticed a strange blue glow on their wounds. It took a couple of High School students to figure out what it was.
MinutePhysics
Why It's HARD To Land on Mars
This video is about why it's harder to successfully land spacecraft and landers and rovers on Mars than on Earth, or Venus, or the Moon, or Titan, or asteroids. It all comes down to atmospheric density! When there's no atmosphere, you...
SciShow
Fire, Lightning, and Crystals in Space: 20 Years on the ISS
2020 marks two decades of people living and working about the ISS, and from fireballs to microgravity grown crystals, they've been keeping busy.
MinutePhysics
How ISPs Violate the Laws of Mathematics
This joke video is about how Internet Service Providers (aka ISPs, internet companies, telecommunications companies, etc) violate the basic axioms of Zermelo-Fraenkel set theory. Like the axiom of choice (sometimes Well-ordering...
MinutePhysics
Why Doesn't Time Flow Backwards? (Big Picture Ep. 1/5)
Thanks to Google Making and Science for supporting this series, and to Sean Carroll for collaborating on it! AMAZING Interactive Entropy explainer by Aatish Bhatia: http://aatishb.github.io/entropy/ This video is about why entropy gives...
MinutePhysics
The Portal Paradox
This video is about the Portal Paradox - a paradox in the video game Portal (and Portal 2) regarding whether or not a companion cube passing through a moving portal plops out of the other end with no speed (velocity, momentum), or shoots...
Crash Course
Cyclohexanes - Crash Course Organic Chemistry
Hexagons appear all over the natural world from honeycomb to bubbles, and they even appear in organic chemistry! In this episode of Crash Course Organic Chemistry, we're learning all about cyclohexanes, including how rings pucker to...
SciShow
How Ancient Viruses Might Have Changed Our Brains
Recent discoveries about the Arc protein have shown that its function and origin may be even more complicated than scientists originally thought.
SciShow
6 Stupid and Dangerous Things Scientists Did to Themselves
From poking their own eyes, to drinking a patient's vomit, some extremely passionate scientists have done pretty outrageous things to themselves in the name of science.
TED Talks
Margaret Heffernan: The human skills we need in an unpredictable world
The more we rely on technology to make us efficient, the fewer skills we have to confront the unexpected, says writer and entrepreneur Margaret Heffernan. She shares why we need less tech and more messy human skills -- imagination,...
SciShow
The Curious History of the Lab Rat
If you give them any thought at all, you probably associate them with sewers, cargo ships and maybe animated movies about animals that want to become French chefs. But for almost 200 years, tens of millions of rats have played a central...
MinutePhysics
How to Build a Lava Moat (with xkcd)
The world's most entertaining and useless self-help guide, from the brilliant mind behind the wildly popular webcomic xkcd and the #1 New York Times bestsellers What If? and Thing Explainer For any task you might want to do, there's a...
MinutePhysics
When It's OK to Violate Privacy
REFERENCES Cynthia Dwork (key inventor of Differential Privacy), giving a great intro talk about differential privacy https://www.youtube.com/watch?v=lg-VhHlztqo Hazards of Smoking: the Effect on Life Span...
TED-Ed
TED-Ed: Ancient Rome’s most notorious doctor - Ramon Glazov
Learn about the Greek physician and philosopher Galen of Pergamon, whose experiments and discoveries changed medicine. -- In the 16th century, an anatomist named Andreas Vesalius made a shocking discovery: the most famous human anatomy...
SciShow
Bugs Aren't Brainless! | Great Minds: Charles Henry Turner
At the turn of the 20th century, scientists thought that insects were nothing more than tiny reflex machines. But Charles Henry Turner, who was possibly America’s first Black entomologist, ran some groundbreaking animal behavior studies...
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...
SciShow
The Oldest Fossils Ever Found!
Scientists have found fossils that show life appearing on Earth much earlier than we thought. Meanwhile, could there be a new fundamental force?