PBS
Why the Universe Needs Dark Energy
We know the universe will continue to expand forever, so now we can begin to complete the first Friedmann equation, and determine the shape and geometry of our universe. At first glance, it would seem that the equation doesn't quite add...
Bozeman Science
Wave Function
In this video Paul Andersen explains how the location of matter can be determined at the nanoscale using the wave function. The absolute value of the wave function can be used to determine the probability of finding matter in a location....
TED Talks
Chris Downey: Design with the blind in mind
What would a city designed for the blind be like? Chris Downey is an architect who went suddenly blind in 2008; he contrasts life in his beloved San Francisco before and after -- and shows how the thoughtful designs that enhance his life...
SciShow
We Just Landed on the Far Side of the Moon for the First Time! SciShow News
The new year is off to a great start for space exploration! New Horizons has passed the farthest object ever visited by a spacecraft, and China put a lander on the dark side of the Moon!
TED Talks
TED: In our baby's illness, a life lesson | Roberto D'Angelo + Francesca Fedeli
Roberto D'Angelo and Francesca Fedeli thought their baby boy Mario was healthy -- until at 10 days old, they discovered he'd had a perinatal stroke. With Mario unable to control the left side of his body, they grappled with tough...
Crash Course
Biochemical Building Blocks & Fischer and Haworth Projections: Crash Course Organic Chemistry
Although we've spent a lot of time in this series looking at human-made organic chemicals, the term "organic chemistry" was originally used to describe molecules isolated from living things. In this episode of Crash Course Organic...
TED Talks
TED: How we'll earn money in a future without jobs | Martin Ford
Machines that can think, learn and adapt are coming -- and that could mean that we humans will end up with significant unemployment. What should we do about it? In a straightforward talk about a controversial idea, futurist Martin Ford...
TED Talks
Camille Seaman: Haunting photos of polar ice
Photographer Camille Seaman shoots icebergs, showing the world the complex beauty of these massive, ancient chunks of ice. Dive in to her photo slideshow, "The Last Iceberg."
TED Talks
Christopher Soghoian: How to avoid surveillance ... with the phone in your pocket
Who is listening in on your phone calls? On a landline, it could be anyone, says privacy activist Christopher Soghoian, because surveillance backdoors are built into the phone system by default, to allow governments to listen in. But...
SciShow
Dust Could Turn Extreme Planets Habitable | SciShow News
Some tidally-locked exoplanets might actually be more habitable than astronomers initially thought, and we have some ideas about how Peter Pan disks can last so much longer than other protoplanetary disks.
TED Talks
How to get everyone to care about a green economy | Angela Francis
How do you get the environment to the top of everyone's priority list? You can't, says climate advocate Angela Francis -- but you can get them to care about improving their lives. In this pragmatic talk, she shares her playbook for...
TED Talks
Reed Kroloff: A tour of modern architecture
Reed Kroloff gives us a new lens for judging new architecture: is it modern, or is it romantic? Look for glorious images from two leading practices -- and a blistering critique of the 9/11 planning process.
SciShow
Take a Trip Through Space!
Take a trip through our star area, using only the ten hundred most used words, inspired by Randall Munroe of XKCD.
SciShow
Buzzed By a Weird Blue Asteroid
Asteroid 3200 Phaethon got closer than it will be until 2093, and the reflecting light has astronomers puzzled, and the relationship between black holes and magnetic fields is now a little more clear.
Bozeman Science
How to Make an Educational Screencast (Mac)
Paul Andersen shows you how to use Screenflow, Keynote, and Omnidazzle to make an educational screencast.
Bozeman Science
Equilibrium Disturbances
In this video Paul Andersen explains how disturbances to a reversible reaction at equilibrium affect the equilibrium constant and the reaction quotient. For example if the concentration is changed the reaction will move to reestablish...
SciShow
Future Space News of 2017
We bring you a few upcoming missions that will be testing technology for future asteroid prospecting, trying to find more exoplanets, and continuing China's quest for a crewed moon mission.
TED Talks
Frank Warren: Half a million secrets
"Secrets can take many forms -- they can be shocking, or silly, or soulful." Frank Warren, the founder of PostSecret.com, shares some of the half-million secrets that strangers have mailed him on postcards.
Amoeba Sisters
Osmosis and Water Potential (Updated)
Explore the process of osmosis in this updated Amoeba Sisters video! Video features real life examples of osmosis, important vocab, and introduces concept of water potential and turgor pressure in plant cells. Expand details for table of...
TED Talks
TED: What can we learn from shortcuts? | Tom Hulme
How do you build a product people really want? Allow consumers to be a part of the process. "empathy for what your customers want is probably the biggest leading indicator of business success," says designer Tom Hulme. In this short...
SciShow
Our Startling First Glimpse of the Far Side of the Moon
Since the moon is tidally locked to the Earth, for millennia we could only guess what mysteries lay on its 'dark side.' Then in 1959 the Luna 3 spacecraft sent back a photo that prompted more questions than it answered.
TED-Ed
TED-Ed: The hidden meanings of yin and yang - John Bellaimey
The ubiquitous yin-yang symbol holds its roots in Taoism/Daoism, a Chinese religion and philosophy. The yin, the dark swirl, is associated with shadows, femininity, and the trough of a wave; the yang, the light swirl, represents...