Truth to materials is a major tenet of modern architecture. Concrete is one place we see this axiom in action. Historically concrete that was used in construction would be clad to make it appear as something other. Modern architecture uses concrete where appropriate and then exposes it. The Brutalist Movement was the height of concrete celebration.

“I simply was drawn to the notion of concrete. So much great modern architecture has made use of it,” Blauvelt says.
The Perth residence of Renee Coleman via the Design Files.
Jimena makes use of a giant chalkboard just outside.
Nakada works from an Alvar Aalto table in the living and dining area, adjacent to the kitchen. He saved on some elements, such as the plywood cabinetry, and splurged on others, such as the Finn Juhl chairs and Vilhelm Lauritzen lamp. A skylight beneath the angled roof allows in a sliver of constantly changing light.
Julia: How to Make a Concrete Camera

Are you looking for a creative project for the weekend? Well look no further! Why not make a pinhole camera out of concrete? I came across this DIY tutorial and was surprised that this unlikely material was being used to make a camera. How wonderful!
Tsutsui continued the Oregon pine from the floor to the steel-reinforced cantilevered staircase, which appears to float above the floor.
Designers Christopher Robertson and Vivi Nguyen-Robertson conceived their house as an unfolding sequence of simple geometric forms: a low concrete wall, a concrete cube, and a boxclad in Siberian larch.
The staircase leads to the living area upstairs.
Inside the home green and blue are used for the bathroom block, dark brown for the sliding door, and orange for the wall dividing the living room from the kitchen. The floor is dark gray industrial poured concrete.
Lambert pours wine in the kitchen, which is defined by a low concrete-block wall and serves as the home’s central core. The seating-area chairs are from Herman Miller.
Inside, the bottom floor contains the bedroom, off of which is the bathroom, with a tub from Kaldewei and a Duravit sink.
A CNC-cut formwork was used to create the wavy pattern in the home’s concrete outer walls.
Fir slats on the wall and ceiling run through to the outdoors, visually expanding the space.
When renovating a house in McAllen, Texas, for his brother-in-law’s family, architect Luis López designed an overhang with concrete beams that protects the front entrance from the area’s frequent rain. A large front window was inserted to provide views through the house to the backyard.
The couple entertain friends on one of several lanais that Steely added. The chaises are from Target.
The great geometry of the National Congress's concrete supports make a fine frame for construction workers in this photo by Gervasio Batista.
“We adjusted the combinations to see what kinds of spaces they created in relationship to the site and the surrounding buildings,” his associate Satoshi Ohkami explains.
Sofia von Ellrichshausen and Mauricio Pezo’s reinforced concrete home in Chile stacks rooms for working in a vertical column atop horizontally-oriented spaces for living.