Explaining concrete while getting buried in it
AdultsConstructionHistoryScienceEngineeringConcrete = cement + sand + gravel. Cement is the most important man-made material on Earth.
30 Days Building A Modern Underground Hut With A Grass Roof And A Swimming Pool
AdultsConstructionLifeNatureDIYArchitectureEnvironmentToday we show how to build an underground house with a pool and decorations, including an underground living room.
Primitive Technology: Iron Bacteria Cement
AdultsConstructionCreativityEducationScienceDIYI developed a cement made from iron bacteria, then made pots from it to test its ability to set and not dissolve in water.
rimitive Technology: Decarburization of iron and forging experiments
AdultsConstructionCreativityLifeScienceEngineeringDIYI took a brittle, high carbon/iron alloy (cast iron) made from local ore and used a decarburization method to reduce it's carbon content making it malleable and forged it flat by hammering.
How Can We Store Renewable Energy?
AdultsConstructionScienceTechnologyEnvironmentEnergyDecarbonizing our power production is vitally important if we want to curtail climate change, but there are some major logistical issues we’re going to have to overcome before we can do that.
How This Chalk Artist Creates Illusions on Pavement | Obsessed | WIRED
AdultsArtConstructionCreativity"Everything we think is real is, in some way, an illusion." Former NASA illustrator Kurt Wenner makes incredible, brain-busting chalk illusions. His works start with diligent planning, beginning with pencil and paper.
I tested the US Military’s secret space weapon
AdultsConstructionHistoryScienceSpaceTechnologyAn engineer came up with a plan to drop tungsten telephone poles from space - the idea has been seriously considered on multiple occasions, so we tested it.
World's Largest Horn Shatters Glass
AdultsConstructionCreativityScienceGadgetsFunI might upgrade my car horn to this.
Civilian Tries on NASA Spacesuit For the First Time
AdultsConstructionScienceSpaceTechnologyHow does WIRED's Brent Rose feel about being the first person outside of the space program to try on a pressurized space suit?
Mineral Extraction: Crash Course Geography #44
AdultsConstructionHumanScienceEducationEnvironmentToday we're going to take a look at mineral extraction -- or the removal of rocks and minerals from the Earths' crust -- and examine how this human activity impacts all aspects of Geography.
Empty Skyscraper In Times Square
AdultsConstructionLifePoliticsCitiesArchitectureWhy There’s An Empty Skyscraper In The Middle Of Times Square
How Does A Carburetor Work?
AdultsConstructionCreativityPhysicsEngineeringTechnologyAir flows into the top of the carburetor from the car's air intake, passing through a filter that cleans it of debris..
How Could We Get To Mars In Only 28 Hours?
AdultsConstructionScienceSpaceFutureThere's a cheat code to getting to Mars. Can humans handle the harsh conditions that space will throw at them?
Why doesn’t the Leaning Tower of Pisa fall over?
AdultsConstructionHistoryHumanArchitectureScienceDig into the 800 year history and architecture of the Leaning Tower of Pisa and find out what gives the tower its infamous tilt.
Primitive Technology: 4 years of primitive technology
AdultsConstructionHumanNatureTechnologyDIY4 years of primitive technology.
Engineering with Origami
AdultsConstructionCreativityScienceEngineeringDesignOrigami is inspiring a plethora of new engineering designs.
Why the Future of Cars is Electric
AdultsConstructionFutureScienceTechnologyAutomotiveElectric cars are now ready to take over thanks to advances in battery technology and their inherent benefits: torque, handling, maintenance.
Why Are 96,000,000 Black Balls on This Reservoir?
AdultsConstructionDesignScienceEnvironmentNatureSocietyI took a boat through 96 million black plastic balls on the Los Angeles reservoir to find out why they're there.