The era of the supermarket's over. Thank these gigantic robot warehouses for that.

Ocado, the world's largest online-only grocery retailer, relies on robots to deliver fresh food to hundreds of thousands of people in the UK. Its warehouses are designed like living organisms – there's a central nervous system (software), a cardiovascular system (conveyor belts) and red blood cells (crates). 

But as online shopping becomes more popular, Ocado is looking to new distribution systems to meet the growing demand. Read more...