The innovative chemical procedure turns the ubiquitous waste items into hydrocarbon "building blocks" for new plastics ...

In other words, these giant plastic building blocks will not only unleash your childhood creativity, but also satisfy your essential space needs in a way that's a lot easier than working with drywall.

BPA is hard to get away from because it's a key building block in the tough, clear, flexible plastic called polycarbonate. And that proximity to food is what concerns scientists like Blumberg.

The plastic building blocks are made to resist all kinds of stress; it’s rare for a piece to crack. But over the years, LEGO enthusiasts have reported an exception. Some brown LEGO bricks ...