The department has altered its policy on the collection of plastic, allowing most types of packaging to be deposited at the island's bring banks.

BBC: Public Services changes plastic recycling in Guernsey

Nexi showed that humans are better judges of trustworthiness after they see the telltale body language of dishonesty -- crossed arms, leaning back and other cues -- even when those expressions come from a collection of metal and plastic.

ENGADGET: Nexi robot helps Northeastern University track effects of shifty body language (video)

More generally, people are finding an awful lot more of plastic bags shoved through their door from collection services.

BBC: Age Concern Cardiff and Vale closes both charity stores

In an ordinary-looking workshop off Avenida Corrientes in Buenos Aires, she produces a collection based on her patented technique for applying plastic beads to fabric.

ECONOMIST: Use your brains

Then the mementos are put into plastic bags with a note card with the date of collection, the fallen service member's name and the grave number.

CNN: STORY HIGHLIGHTS