LIFE FROM DEATH Even well-preserved mammoth remains, such as this calf mummy found in 2007, won’t yield enough DNA to make a clone. But there are other ways to bring mammoths back, according to evolutionary biologist Beth Shapiro.
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NASA astronaut Nicole Stott hovers near the Mice Drawer System aboard the International Space Station. Mice housed in the space cage developed thin skin after 91 days of weightlessness.
Clinical experiments that use DNA-editing methods to alter human germline cells have been put on hold in the United States.