MinutePhysics
Why It's Impossible to Tune a Piano
Pianos can't be perfectly tuned - it's a mathematical fact!
MinuteEarth
Is It Safe To Get Your DNA Tested?
Once it’s out of your body, your genetic information is valuable to a variety of people, but you can keep it safe(ish) with a few simple steps. ___________________________________________ To learn more, start your googling with these...
PBS
Why String Theory is Wrong
There’s this idea that beauty is a powerful guide to truth in the mathematics of physical theory. String theory is certainly beautiful in the eyes of many physicists. Beautiful enough to pursue even if it’s wrong? Hermann Weyl once said,...
PBS
Black Hole Harmonics
When physicists talk about black holes they’re usually referring to highly theoretical objects – static, unchanging black holes viewed from “infinitely” far away. This makes everything clean and simple enough to attempt the already...
PBS
Are Cosmic Strings Cracks in the Universe?
Reality has cracks in it. Universe-spanning filaments of ancient Big Bang energy, formed from topological defects in the quantum fields, aka cosmic strings. They have subatomic thickness but prodigious mass and they lash through space at...
MinutePhysics
The Rocket & String Paradox
This video is about Bell's Spaceship Paradox of Special Relativity, wherein a pair of rockets (or spacecraft) connected by a weak thread accelerate with uniform acceleration, maintaining the same separation, and the question is: does the...
MinutePhysics
How to Simulate the Universe on your Laptop
One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!
SciShow
Slug Sex and Bubble Rafts: Nature's Most Unusual Slime
Slime videos have been a popular trend on YouTube recently, but there are a few animals with their own versions of slime, which they use for some very cool things!
Curated Video
When Alana Sanders gave birth to her fourth child, the people on hand to towel off the baby and tie its umbilical cord weren''t the usual team of doctors or nurses.
HEADLINE: Kids help mom deliver baby brother
CAPTION: When their mom went into labor with no one else around, a 9-year-old California boy and his 11-year-old sister quickly responded like pros and helped care for their newborn brother....
PBS
Why String Theory is Right
Some see string theory as the one great hope for a theory of everything - that it will unite quantum mechanics and gravity and so unify all of physics into one glorious theory.
MinuteEarth
Is It Safe To Get Your DNA Tested?
Once it’s out of your body, your genetic information is valuable to a variety of people, but you can keep it safe(ish) with a few simple steps. ___________________________________________ To learn more, start your googling with these...
MinutePhysics
Feynman's Lost Lecture (ft. 3Blue1Brown)
Check out Grant’s channel: 3blue1brown. This video recounts a lecture by Richard Feynman giving an elementary demonstration of why planets orbit in ellipses. See the excellent book by Judith and David Goodstein, "Feynman's lost lecture”,...
Be Smart
Inside an ICE CAVE! - Nature's Most Beautiful Blue
Where do glaciers and icebergs get their beautiful blue color? This unique blue might be nature's most brilliant, and the color arises in a very special way thanks to some surprising interactions between light and water molecules. Who...
PBS
Topology Riddles | Infinite Series
Can you turn your pants inside out without taking your feet off the ground?
SciShow Kids
Parachute Adventure! - #sciencegoals
Today is exciting, because Jessi and Squeaks are making parachutes! Tag along to learn how you can make your own, and what forces are being used to make your parachute work!
SciShow
3 Ways to Slingshot a Star
The star-mapping satellite Gaia has found more than 20 stars speeding across the Milky Way toward intergalactic space. There are just a few things that can slingshot a star out of a galaxy and all of them take some extreme gravitational...
SciShow
How Knots Help Us Understand the World
Knots are everywhere in our daily lives, but a new branch of mathematics is taking things to the next level.
SciShow Kids
Make a Balloon Rocket
This week, experiment with balloons and learn how you can make your very own rocket with Jessi and Squeaks!
PBS
Can We Hear Shapes?
Mathematician Mark Kac asked the question "Can we hear the shape of a drum?" It was a question that took over 20 years to answer. Sine waves, fundamental frequencies, eigenvalues, this episode has got it all!
SciShow
Could We Build Weather-Controlling Satellites?
In some science fiction movies, satellites control the weather in disastrous, but effective ways. Here in reality, we have attempted to influence the weather, with mixed results.
SciShow
We Don’t Know How To Type
When we type, our brain is doing most of the work without our conscious input. So you can blame your brain for al teh typsos.
SciShow
Slug Sex and Bubble Rafts: Nature's Most Unusual Slime
Slime videos have been a popular trend on YouTube recently, but there are a few animals with their own versions of slime, which they use for some very cool things!
PBS
Why Computers are Bad at Algebra
The answer lies in the weirdness of floating-point numbers and the computer's perception of a number line.