Grocers Enlist Robots to Chase E-Commerce

Venture firms have invested more than $1.2 billion in grocery technology this year, double the total for 2017

Grocers are stocking their warehouses with robots and artificial intelligence to increase efficiency as competition for consumer spending on food picks up.

Robots are relatively new to the food industry, where customer interaction is common and many goods like fruit are fragile and perishable. Startups are vying to sell supermarkets an array of robots that perform different tasks. Venture-capital firms have invested more than $1.2 billion in grocery technology this year, according to PitchBook, a financial-market data provider,...