Trying to recycle the wrong materials only clogs up the system. We asked a recycling expert about the dos and don'ts of recycling takeout boxes.

At an office in San Francisco, if you drop a coffee cup in a robotic waste bin, the machine will automatically sort the cup for recycling. The office is one of the first to use the technology, called ...

When every online order results in another empty box, all that cardboard stacks up. Here's how to recycle it at the curb or a local collection site.

Sure good-natured rivalries play out among friends during Sunday night’s Super Bowl, but the more contentious debates may arise after the game — when it’s time to decide whether to toss the pizza ...