Martian Soil Could Be Used to Build a Colony

(via Real Clear Science) In all likelihood, a Martian colony won’t resemble a silver city rising in stark contrast to the planet’s signature red soil. Instead, it will blend right in, especially if a new, intriguing discovery pans out.  Engineers from the University of California in San Diego have created bricks composed of simulated Martian regolith (soil). Amazingly, these basic building blocks turned out to be stronger than steel-reinforced concrete!