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.

Hi Tech & Innovation

Blockchain could transform supply chains, aid in COVID-19 fight

Companies that specialize in moving goods from one place to another are starting to use the technology that powers cryptocurrency to streamline their work, and they say it could help hospitals stay stocked and staffed during ...

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