It's 11 a.m. on a Tuesday, and a section of Linea 1 has left their stations to form a ring on the factory floor. As their supervisor stands in the center, the workers toss a ball of blue yarn back and forth across the circle, each holding on to a segment of string to create an elaborate cat's cradle. As they pass the ball, they take turns making promises, telling each other the things they plan to say and do later. One says she'll spend more time with her family. Another says he'll speak up when he feels he's been treated unfairly.

Nearly half of businesses operating in Britain's food supply chain say European Union workers are thinking about leaving because of uncertainty around Brexit, a recent industry survey showed.

Even if the craze for Bitcoin and Ethereum abates, the power of the "blockchain" tech behind those currencies is very real. Here's how businesses are trying to harness it - and why they can't afford to ignore it.

Wal-Mart and a group of food giants are teaming up with IBM to explore how to apply blockchain technology, also known as distributed ledger tech, to their food supply chains.

What looms over businesses as far flung as car repair, lab equipment and swimming pool gear? In a word, Amazon.