Primitive Technology: Geopolymer Cement (Ash and Clay)
AdultsConstructionCreativityEducation...I have made wood ash cement before under the assumption that it was the calcium in the ash that gave it its cementitious properties...
You have no free will at all | Stanford professor Robert Sapolsky
AdultsBiologyHumanPsychology...How your biology and environment make your decisions for you, according to Dr. Robert Sapolsky.
The Solar System is Beige
AdultsEducationScienceSpace...Whether you grew up with a poster of the solar system on your bedroom wall or not, you've probably got a specific idea of what the planets look like. From brilliantly blue Neptune to the "red planet" Mars. But if you managed to actually visit these worlds, you'd find reality... a little beige.
What Makes Kurzgesagt So Special?
AdultsCreativityEducationScience...We're finally revealing the secret sauce behind kurzgesagt videos.
How AI Will Step Off the Screen and into the Real World | Daniela Rus | TED
AdultsEducationScienceTechnology...The convergence of AI and robotics will unlock a wonderful new world of possibilities in everyday life, says robotics and AI pioneer Daniela Rus.
Brian Cox on quantum computing and black hole physics
AdultsPhysicsScienceTechnology“You’re not meant to understand what I just said, because I don’t understand what I just said…” Physicist Brian Cox on one of the most complex theories in space science.
Does Fallout's "Rule of Thumb" Work?
AdultsCreativityEducationScience...Is #fallout 's famous Vault Boy actually hiding some accurate nuclear blast survival tactics?
Why the Hardest Rocks Can Be Easy to Break
AdultsEducationMathPhysics...So, rocks are hard. But the scale we use to rank them, the Mohs scale, is only really good at quantifying that for one kind of hardness, and topaz is a perfect stone to talk about to explain that. And you can check it out in our SciShow Rocks Box subscription!
MinuteEarth Explains: Solar Eclipses
AdultsEducationScienceSpace...Over the last year, we at MinuteEarth and MinutePhysics have had the privilege of working with NASA's Heliophysics Education Activation Team make a series of videos about the awesomeness of solar eclipses. Here they are, all seven of them!
What’s Eating The Titanic?
AdultsHistoryHumanScienceWhen a ship sinks, lots of factors, like the ship’s materials, the water quality, and the depth of the seafloor all play a role in determining how long the ship will last down there - as a result, the Titanic will be gone in fifty years, while Byzantine wrecks in the Black sea remain.