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Explaining concrete while getting buried in it

Adults Construction
Concrete = cement + sand + gravel. Cement is the most important man-made material on Earth.

Primitive Technology: Making Charcoal (3 Different Methods)

Adults Construction
About This Video: With more iron smelting experiments coming up, I demonstrate 3 different methods to make charcoal, ranked easiest to hardest.

How To Draw A Funny Apple

Kids Construction
Today, we're learning how to draw a super funny apple folding surprise.

How NASA Reinvented The Wheel

Adults Construction
A huge thanks to everyone at NASA Glenn Research Center for having us at the SLOPE Lab, showing their work on this indestructible tire, and helping with the science and animation.

30 Days Building A Modern Underground Hut With A Grass Roof And A Swimming Pool

Adults Construction
Today we show how to build an underground house with a pool and decorations, including an underground living room.

Primitive Technology: Iron Bacteria Cement

Adults Construction
I developed a cement made from iron bacteria, then made pots from it to test its ability to set and not dissolve in water.

Shall We Fix The Leaning Tower Of Pisa?

Kids Construction
Let's learn about symmetrical and asymmetrical designs though looking at the example of the leaning Tower of Pisa.

rimitive Technology: Decarburization of iron and forging experiments

Adults Construction
I 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?

Adults Construction
Decarbonizing 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.

Primitive Technology: Cane Water Filter/Siphon

Adults Construction
I made a water filter from cane that siphons clean water from a dirty water while simultaneously using the xylem present in the the cane as a filter.

How This Chalk Artist Creates Illusions on Pavement | Obsessed | WIRED

Adults Construction
"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

Adults Construction
An 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.

5 Day Build with Fish Pond

Adults Construction
About Primitive Survival Tool : We Have 3 People In the wild , Mr Pen Sann : ( Actor ) Mr Sophal : ( Actor ) Mr Kimhout (Camera Man). In this video we going to show you about Build Fish Pond In front of Underground Roof Grass Hobbit House With Simple Tool as full video with very simple tools and skill!

World's Largest Horn Shatters Glass

Adults Construction
I might upgrade my car horn to this.

Civilian Tries on NASA Spacesuit For the First Time

Adults Construction
How does WIRED's Brent Rose feel about being the first person outside of the space program to try on a pressurized space suit?

25 Days Building The Most Amazing Underground Hobbit House

Adults Construction
In this video we are going to show you how to build the most amazing underground hobbit house.

Primitive Technology: Trebuchet

Adults Construction
I built a trebuchet, a type of catapult that uses a counter weight to store gravitational potential energy which is then used to fire a projectile via a sling.

How To Design Architecture For Wildlife

Youth Construction
Architect Joyce Hwang looks to other species for design lessons.

Kodak Film

Adults Construction
The Incredible Way Kodak Makes Film

Primitive Technology: Improved Multi-Blade Blower

Adults Construction
In the 6 years since I developed the first forge blower I had made very few improvements to it's design.

Presenting Hera

Youth Construction
Hera is off on an adventure to explore Didymos, a double asteroid system that is typical of the thousands that pose an impact risk to planet Earth.