Around tables strewn with Exacto knives ... ultrathin layers of plastic and aluminum foil, the pouches could be shipped flat—saving room—and they kept food fresh without refrigeration.

Designed so that fingers cannot get to the blades, these knives will safely cut through cardboard, tape, strapping, shrink or plastic wrap ... specifically for the food and pharmaceutical industries.

On a boat off Costa Rica, a biologist uses pliers from a Swiss army knife to try to extract ... about this is that they’re eating plastic thinking it’s food,” says Matthew Savoca, a marine ...