TED Talks
Phillip Atiba Goff: How we can make racism a solvable problem -- and improve policing
When we define racism as behaviors instead of feelings, we can measure it -- and transform it from an impossible problem into a solvable one, says justice scientist Phillip Atiba Goff. In an actionable talk, he shares his work at the...
Be Smart
A Slice of Pizza Science!
How does math keep a folded slice from drooping? And what does pizza have to do with the speed of light?
TED-Ed
TED-Ed: Earth's mysterious red glow, explained | Zoe Pierrat
In 2009, a satellite circled Earth, scanning and sorting the wavelengths reflecting off the planet's surface. Researchers noticed something baffling: an unexpected wavelength of unknown origin. They tried looking at Earth with only this...
Bozeman Science
Object Interactions
In this video Paul Andersen explains how object interactions can add or remove mass or energy from a system.
Bozeman Science
Q10 - The Temperature Coefficient
In this video Paul Andersen defines Q10 as the ratio between reactions at different temperatures. He then gives you an example of how it could be calculated. He also includes extensions of other scientific phenomenon that could created...
SciShow
Houseplants Can (Probably) Make You Happier
Houseplants are great for decoration and cute Instagram pictures - plus they make for pretty chill roommates. As if that wasn’t enough, there is actually some evidence that houseplants can also be good for your mental health.
TED Talks
Margaret Heffernan: Forget the pecking order at work
Organizations are often run according to "the superchicken model," where the value is placed on star employees who outperform others. And yet, this isn't what drives the most high-achieving teams. Business leader Margaret Heffernan...
Bozeman Science
AP Biology Lab 5: Cellular Respiration
Paul Andersen explains how a respirometer can be used to measure the respiration rate in peas, germinating peas and the worm. KOH is used to solidify CO2 produced by a respiring organism.
TED Talks
Ray Kurzweil: A university for the coming singularity
Ray Kurzweil's latest graphs show that technology's breakneck advances will only accelerate -- recession or not. He unveils his new project, Singularity University, to study oncoming tech and guide it to benefit humanity.
SciShow
5 Ways to Use Your Body as a Charger
Devices that collect data about our bodies need power, but they also might need to be very small or even ingestible. To avoid including batteries in these cases, researchers are looking for ways to harvest energy from the body itself.
Bozeman Science
Water Potential
Paul Andersen explains how populations experience exponential. He begins by address the major players; N (population size) and r (growth rate). He models population growth in rabbits through four generations. He then shows you how to use...
SciShow
Happy Tau Day!
June 28 is Tau Day! Join SciShow as we celebrate circles by exploring the many uses of twice pi.
Crash Course
Comedies, Romances, and Shakespeare's Heroines: Crash Course Theater #16
This week we're continuing our discussion of William Shakespeare and looking at his comedies and romances. As well as something called problem plays. Some of his plays, they had problems. We'll also put on pants, escape to forest, and...
TED-Ed
How much electricity does it take to power the world? | TED-Ed
All around the world, millions of people are flipping a switch, plugging in, and pressing an 'on' button every second. So how much electricity does humanity use? And how much will we need in the future? Discover how much energy it takes...
TED Talks
TED: Fractals and the art of roughness | Benoit Mandelbrot
At TED2010, mathematics legend Benoit Mandelbrot develops a theme he first discussed at TED in 1984 -- the extreme complexity of roughness, and the way that fractal math can find order within patterns that seem unknowably complicated.
SciShow
Loudest Bird in the World Screams at its Mate SciShow News
A tiny Brazillian bird holds the new world record for singing loud, and we mean really loud! Like, ambulance and thunder-peal loud. Plus, food scientists have borrowed a medical technique to give fake meat a more realistic texture.
TED-Ed
TED-Ed: The fundamentals of space-time: Part 2 - Andrew Pontzen and Tom Whyntie
Light always travels at a speed of 299,792,458 meters per second. But if you're in motion too, you're going to perceive it as traveling even faster -- which isn't possible! In this second installment of a three-part series on space-time,...
MinutePhysics
Why December Has The Longest Days
December has the longest solar days (noon-to-noon) because of the weird way a combination of the axial tilt of the earth and the eccentricity of its elliptical orbit conspire in December. Perihelion + Solstices = Long Days.
PBS
How to Detect Extra Dimensions
On this Space Time Journal Club we look at how gravitational waves can be used to search for extra dimensions of space!
SciShow
Why Can’t We Figure Out What Causes Chemo Brain?
Chemotherapy can make patients much more forgetful than normal, but pinning down the cause of and solution to this phenomenon is an ongoing process.
Bozeman Science
Behavior and Natural Selection
Paul Andersen explains how the behavior of various organisms is shaped by natural selection. The action of phototropism and the timing of photoperiodism have both been shaped by the relative availability of light. Courtship in the bower...
SciShow
A Kilogram Is Now a Kilogram—Forever | SciShow News
This week in SciShow News, there's a new kilogram in town, and we might be closer to understanding why people love coffee so much!
SciShow
Chemical Earmuffs: The Future of Hearing Protection? | SciShow News
A group of scientists this week has found a chemical trick that might one day help block the harmful effects of loud noises on our ears, and another has built an underwater robot to take a look underneath Thwaites glacier.