To be clear, ICON 3D-printed the first floor of each of ... Watching the gigantic printer spit out what turns into a house is pretty mesmerizing. The houses were designed by Austin-based firm ...

Now an Austin-based startup called Icon can erect a house nearly 200 times ... The hyperspeed fabrication is the work of a megasize 3D printer—picture a MakerBot on steroids—named the Vulcan.

Icon's printer built the walls of the over 2,000-square-foot home and its ADU in eight days. See the printer system and Icon's proprietary "lavacrete" concrete mix in action. Building a home from ...

Tuesday during SXSW, Icon held an event where the company made a host of project announcements and unveiled its newest printer, new concrete construction material, a design catalog and an ...