If you take some scientists' word for it, the biggest agricultural revolution since the domestication of livestock is starting on Monday — in an arts center in London. At a carefully orchestrated media event, Dutch stem cell researcher Mark Post is planning to present the world's first test-tube hamburger. Its patty — financed by an anonymous billionaire — is made from meat that Post has laboriously grown from bovine stem cells in his lab at an estimated cost of $375,000, just to prove a point: that it is possible to produce meat without slaughtering animals.
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