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Kirsty Vitarelli

(<a href='http://www.shutterstock.com/gallery-2881384p1.html'>Leszek Czerwonka</a> via <a href='http://www.shutterstock.com/'>Shutterstock</a>)

An empire built on beer

Kirsty Vitarelli
Impossible Burger (Impossible Foods)

Will meatless burgers save the world?

Kirsty Vitarelli
In this Feb. 27, 2017, photo, Brenda Patterson, left, is about to catch a wheel of Grand Cru Surchoix cheese at the Emmi Roth USA production plant in Monroe, Wis. The company won the World Championship Cheese Contest in 2016 for the cheese and since then has seen an increase in sales of the cheese. The contest is organized by the Wisconsin Cheese Makers Association, which also organizes the United States Championship Cheese Contest that runs until March 9 in Green Bay, Wis. The contests are in alternate years. (AP Photo/Carrie Antlfinger) (AP)

Did cheese lead to chatter?

Kirsty Vitarelli
(AP)

Picky Brits won’t eat US chicken — Should you?

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In this Nov. 28, 2016 photo, Dr. Sunjay Kaushal, left, performs open heart surgery on Josue Salinas Salgado at the University of Maryland Medical Center in Baltimore. (AP Photo/Patrick Semansky) (AP)

3D printers make practice hearts for surgeons

Kirsty Vitarelli
(AP Photo/Khalil Hamra) (AP)

Drinking water out of thin air

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In this Jan. 16, 2017, photo, Rohingya fishermen carry a fishing raft, constructed with empty plastic containers, up the beach in Tha Pyay Taw village, Maungdaw, western Rakhine state, Myanmar. (AP Photo/Esther Htusan) (AP)

How boats can help you sleep

Kirsty Vitarelli
This photo provided by the University of Pittsburgh, Center for Biologic Imaging shows colorized scanning electron micrograph of red blood cells. (University of Pittsburgh, Center for Biologic Imaging via AP) (AP)

Discovered — a previously unknown structure in the human body

Kirsty Vitarelli
In this Wednesday, July 15, 2015 photo, a selection of fresh fruits available on the Fresh Stop bus, a mobile market, are seen in Eatonville, Fla. (AP Photo/John Raoux) (AP)

Want to know what foods are healthy for you? Just ask your poop

Kirsty Vitarelli