Why do Aldi cashiers sit down while ringing you up? How do they go so fast? What are the perks of the job? We found the ...

After several decades as a grocery store cashier, Ulrike Schwerdhöfer has become a past master at sizing up the customers she encounters at the checkout. Schwerdhöfer, an employee at a ...

a new store concept that uses machine learning, "computer vision," and a companion app to let you pick items of the shelves and simply walk out - no lines, no registers, and no cashiers necessary.