They’ve now turned their sights onto utilizing human hair as their next material to create a natural, easily sourced, environmentally concrete form. Yet, it’s early in their research.

Insulated Concrete Forms (ICF) are not a new technology ... many homes were built with ICFs—a type of permanent concrete formwork that create the external wall envelope of a building.

It can even handle irrigation ditches and bridge walkways. It continuously pours and forms concrete. As much as 1,000 linear feet can be poured per hour in the right conditions. Nice and smooth.

"Pairing concrete with warm, natural materials creates a balanced aesthetic," says Nahal Sohbati, landscape designer at Topophyla. Wicker and rattan are often weather-resistant, too, making them a ...