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Bananas will be cheaper at Whole Foods stores next week, as Amazon finalizes its purchase of the grocery chain. Patrick T. Fallon/Bloomberg via Getty Images hide caption

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Patrick T. Fallon/Bloomberg via Getty Images

Walmart customers will be able to place an order by simply saying it out loud, using either the voice-activated speaker Google Home (left) or the Google Assistant app. Eric Risberg/AP hide caption

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Eric Risberg/AP

Jeff Bezos, chairman and founder of Amazon.com and owner of The Washington Post, addresses the Economic Club of New York in 2016. Bezos was briefly the richest person on earth, after Amazon stock values surged Thursday morning. Drew Angerer/Getty Images hide caption

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Drew Angerer/Getty Images

Indea Leo of Lillabee baking hopes that Amazon buying Whole Foods will be good for her business. "We think there is going to be a lot of exciting possibilities of bypassing the shelf altogether and reaching a wider customer base." Linda Winski/Courtesy of Indea Leo hide caption

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Linda Winski/Courtesy of Indea Leo

In theory, "direct primary care" should result in better health for patients and lower health care costs overall. But some analysts say that approach just encourages the worried well to get more care than they need. BraunS /Getty Images hide caption

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BraunS /Getty Images

Robots move racks of merchandise at an Amazon fulfillment center in Tracy, Calif. When a robot finds its storage unit, it glides underneath, lifts it up and then delivers it to a worker. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

Online Retail Boom Means More Warehouse Workers, And Robots To Accompany Them

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Analysts say that the experience of shopping at Whole Foods might change in the near future now that the retailer is being bought by Amazon. Stephen Hilger/Bloomberg/Getty Images hide caption

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Stephen Hilger/Bloomberg/Getty Images

A Seattle motel converted into a homeless shelter is being torn down, but the shelter will find a permanent home in a new six-story Amazon office building. Above, a sign for the Mary's Place shelter adorns a wall in the former motel in May 2016. Jason Redmond/AFP/Getty Images hide caption

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Jason Redmond/AFP/Getty Images

Jose, a member of the Tsimane group who's 75 years old, stands in the plantain field he planted in Bolivia's Amazon rain forest. Matthieu Paley/National Geographic hide caption

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Matthieu Paley/National Geographic

Who Has The Healthiest Hearts In The World?

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Peter Reynolds, owner of Blue Bunny Books in Dedham, Mass., says he hopes the unique atmosphere will keep customers coming to independent bookstores like his. Robin Lubbock/WBUR hide caption

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Robin Lubbock/WBUR