SciShow
How Pictures of Eyes Change the Way You Act
At some point, you may have noticed a poster or photo with eyes on it hanging somewhere public. What you probably didn't notice is the effect that picture has on your brain.
SciShow
How We Discovered the Milky Way's Black Hole
The search began with a physicist checking for sources of static on phone calls in the 1930s, but it took several decades to finally make one of the biggest discoveries in astronomy, Sagittarius A*.
MinuteEarth
The Place Where Time Flows Backwards
People all around the world tend to represent time via space, but there’s no consensus on which way time goes.
Be Smart
What Color is the Universe?
When you stare up at the night sky, you might think that the universe is really black, but that's just because our eyes aren't sensitive enough to see the billions and billions of multicolored stars out there. Ever wonder why certain...
TED-Ed
TED-Ed: Illuminating photography: From camera obscura to camera phone - Eva Timothy
The origins of the cameras we use today were invented in the 19th century. Or were they? A millenia before, Arab scientist Alhazen was using the camera obscura to duplicate images, with Leonardo da Vinci following suit 500 years later...
MinutePhysics
What Is The Shape of Space? (ft. PhD Comics)
A collaboration with Jorge Cham and Daniel Whiteson, check out "We Have No Idea" at http://www.wehavenoidea.com Jorge's PhDComics: http://www.phdcomics.com This video is about the local and global geometry and curvature of space and...
TED Talks
3 ways to upgrade democracy for the 21st century | Max Rashbrooke
Democracy needs an update -- one that respects and engages citizens by involving them in everyday political decisions, says writer and researcher Max Rashbrooke. He outlines three global success stories that could help move democratic...
TED Talks
Louise Leakey: A dig for humanity's origins
Louise Leakey asks, "Who are we?" The question takes her to the Rift Valley in Eastern Africa, where she digs for the evolutionary origins of humankind -- and suggests a stunning new vision of our competing ancestors.
SciShow
From Kepler to Webb: The History of the Telescope
Hank regales us with the history of the telescope, and then introduces us to some folks from the team who are working on the newest telescope in the chronology - the James Webb Space Telescope, an infrared telescope due to launch in 2018.
SciShow
Why Am I Upside-Down When I Look in a Spoon?
We'd like to know why you're staring at yourself in a spoon in the first place. But we can at least answer the question of why you look upside-down when you do.
TED Talks
Manu Prakash: A 50-cent microscope that folds like origami
Perhaps you’ve punched out a paper doll or folded an origami swan? TED Fellow Manu Prakash and his team have created a microscope made of paper that's just as easy to fold and use. A sparkling demo that shows how this invention could...
Bozeman Science
Land Use
In this video Paul Andersen explains how land is developed for human use. Urbanization has occurred through the last century as people have moved to cities in large numbers. Transportation and the arrival of the car have led to urban...
TED Talks
TED: Being young and making an impact | Natalie Warne
At 18, Natalie Warne's work with the Invisible Children movement made her a hero for young activists. She uses her inspiring story to remind us that no one is too young to change the world.
SciShow
What Does Ultrasound Gel Do?
You may have had an ultrasound before, and wondered what that gel does. Well, that weird alien goop has a purpose, and it has to do with being like our weird human skin.
Crash Course
Bayes in Science and Everyday Life - Crash Course Statistics
Today we're going to finish up our discussion of Bayesian inference by showing you how we can it be used for continuous data sets and be applied both in science and everyday life. From A/B testing of websites and getting a better...
TED Talks
Yang Lan: The generation that's remaking China
Yang Lan, a journalist and entrepreneur who's been called "the Oprah of China," offers insight into the next generation of young Chinese citizens -- urban, connected (via microblogs) and alert to injustice.
SciShow Kids
Taking Pictures With the Sun!
Did you know there's a way to make art using the light from the sun? It's called a cyanotype, and Mister Brown is going to tell you all about how they work, and how to make your own!
SciShow
Why Death Photography Is So Helpful for Grief
Please Note: This episode contains post-mortem photographs: those of people taken after their death. If you would prefer not to see those images, please feel welcome to look away from the screen at 0:17 to 0:27 and listen along. Grief is...
SciShow
Where Did the Big Bang Happen?
The name “The Big Bang” makes it sound like there was a big explosion in one particular spot, but if that’s the case, where did it happen?
Bozeman Science
Energy Changing Processes
In this video Paul Andersen explains how energy can enter and leave a system. The amount of energy a substance can receive through heating or lose through cooling is measured using the specific heat capacity. Phase changing energy from...
TED Talks
TED: What I learned from spending 31 days underwater | Fabien Cousteau
In 1963, Jacques Cousteau lived for 30 days in an underwater laboratory positioned on the floor of the Red Sea, and set a world record in the process. This summer, his grandson Fabien Cousteau broke that record. Cousteau the younger...
SciShow
An Asteroid Flyby, and Good Morning, New Horizons!
This week in SciShow Space News we bring you the latest on what to expect from NASA's New Horizons deep space mission and what asteroids to watch for in the coming years!
Bozeman Science
LS3B - Variation of Traits
In this video Paul Andersen explains how variation is created in a population over time. Variation in offspring is caused by genetic recombination, mutations and environmental effects. Parental DNA is recombined using the process of...
SciShow
Why Do Our Eyes Move When We Think?
You might have heard the myth that you can tell when someone is lying based on how their eyes move. While that is not exactly true, there has been plenty of science that looks into where and how we look when we think.