Hemp and 3D printing could help tackle the U.S. housing crisis. Here’s how

As Americans struggle under backbreaking rental prices, builders are turning to innovative ways to churn out more housing, from 3D printing to assembling homes in an indoor factory to using hemp—yes, the marijuana cousin—to make building blocks for walls.

It’s a response to the country’s shortfall of millions of homes that has led to skyrocketing prices, plunging millions into poverty.

“There’s not enough homes to purchase and there’s not enough places to rent. Period,” said Adrianne Todman...