Amazon recently updated its warehouse with a total of 15,000 robots that work in collaboration with human employees. Workers used to go to these huge warehouses and find things, but robots are now assigned this task as human workers tackle other aspects of the process.
FILE - In this file photo dated December 2, 2013, Amazon.com employees are working on Cyber Monday, the following Monday, at an Amazon.com Compliance Center on shelves along the Thanksgiving Day aisle and the busiest online Shopping day of the holiday season in Phoenix. Millions of Americans are expected to sign up and continue shopping on Monday, December 1, 2014, the day called Cyber Monday. (AP Photo / Ross D. Franklin, file)