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Tiny ‘Rover’ explores cells without harming them

By Andrew Chapman

When Deblina Sarkar wanted to name her lab’s new creation the “Cell Rover,” her students were hesitant. “They were like, ‘it seems too cool for a scientific technology,’” she says. But Sarkar, a nanotechnologist at the Massachusetts Institute of Technology, wanted the tiny device’s name to evoke exploration of unknown worlds. This rover, however, will roam the inside of a living cell rather than the surface of a planet.

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