Business

Unmanned supermarkets to the rescue in Sweden's rural areas

One after another, grocery stores are shutting down in rural Sweden, leaving villagers to travel miles to buy food. But a new type of shop has sprung up in their wake: unmanned supermarkets in mobile containers.

Engineering

Student-developed device predicts avocado ripeness

Each year, about 40 percent of all food in the U.S. goes uneaten. That means Americans throw away $165 billion worth of food that could been used to make more than 58 trillion meals, according to the National Resource Defense ...

Robotics

Robots and cameras: China's sci-fi quarantine watch

Robots delivering meals, ghostly figures in hazmat suits and cameras pointed at front doors: China's methods to enforce coronavirus quarantines have looked like a sci-fi dystopia for legions of people.

Business

Robots ride to rescue as delivery risks rise

What looks like a rolling picnic cooler stops at the crosswalk, waits for a car to pass and then navigates its way at a leisurely pace down the sidewalk in suburban Washington.

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