Builders pour concrete into temporary wooden molds. MIT researchers invented a way to make them out of on-site soil instead.

They were once bustling Sheffield venues - but these 14 buildings have since been abandoned and now stand empty.

The Fort Greene townhouse includes a 2-foot-wide glazed addition, which provides ample daylight to the interior.

Throw in a global pandemic, a series of useless tradesmen, two babies along the way, and it's still not finished ...