Cafe

If humans want to expand into space, it will take us incredible amounts of energy. How do we do that?

Build a shelter using ancient traditional building techniques.

In 1895, crowds flooded Coney Island to see America’s first-ever looping coaster: the Flip Flap Railway. But its thrilling flip caused cases of severe whiplash, neck injury and even ejections.

Concrete is the most widely used construction material in the world. It can be found in swathes of city pavements, bridges that span vast rivers and the tallest skyscrapers on earth.

Today I built a new hut in the fish pond.

Today I built a swing, 200 x 180 cm.

I have been searching for groundwater in my old village for the last three months. Unfortunately, my old Village was destroyed by a flood, now we are trying to find groundwater in my new village.

Today I Build a Hobbit house and I am planning to grow grass on the roof.

It has been raining here quite a bit in what should normally be the dry season. The wattle and daub hut is standing up well despite this (see video).

How do you cool a building without air conditioning?

I made a blower and some charcoal at the new area in order to create higher temperatures in for advancing my material technology.

I built a round hut using palm thatch and mud walls to replace the damaged A-frame hut built a few months ago.

I built this hut in the bush using naturally occurring materials and primitive tools.

I built an A frame hut as a large work space for projects. First I made a celt hatchet to cut timber for the hut.

A 31-year-old woman has turned her back on expensive rents and property prices - by living full time in a van. With an interior measuring just 13ft 2in long, 5ft 8in wide and 6ft 2in high, Eileah Ohning's home is her Freightliner Sprinter High Top van. The photographic producer from Columbus, Ohio, has lived in her compact four-wheel home since May 2017. Complete with a memory foam mattress, storage compartments, a desk and a camping stove, she even has plans to add in a shower, toilet and fridge. Eileah parks her van close enough to her workplace that she never needs to worry about the morning commute and showers at her local gym.

South-to-North Water Transfer Project: The huge populations filling China's northern megacities have a shortage of the single most necessary resource for life: water. To solve that problem, the Chinese will soon be moving 44.8 billion cubic meters of fresh water each year from the wetter South to the dryer North.

Jing-Jin-Ji: China is in the midst of a construction spree unparalleled in human history. These are the Megaprojects that will lift China into the future. China wants to make its capital, Beijing, the center of the world's largest supercity, by merging three provinces into one continuous megalopolis of 130 million people.

Many structures built by ancient Romans around 2,000 years ago are still standing, and some are still in excellent condition. Over the last decade, researchers have come discover the Romans' secret concrete recipe that has maintained so many of its now-ancient buildings.

Who built the pyramids? The colossal geometric monuments found at Giza and elsewhere in Egypt are some of Earth's most impressive constructions. Pyramids are truly wonders of the ancient and modern world.

Just because something is difficult doesn't mean it's impossible. Over the past centuries, archaeologists, historians, and engineers have reconstructed a great deal of the technology and science used to build the Egyptian pyramids. This week we look at ancient Egyptian mathematics, building techniques, tools, and culture to reconstruct the Great Pyramid's construction.

Atlanta's Mercedes-Benz Stadium is the most expensive stadium ever built. The $1.6 billion price tag was driven by a spectacular retractable roof design, an LED video board that is by far the world's largest, and the pursuit of LEED platinum certification.