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 After a two-and-a-half-year astral trek and seven years since lift off, asteroid samples from NASA's Origins, Spectral Interpretation, Resource Identification and Security - Regolith Explorer OS(IRIS-REx) have been brought down to Earth.
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Space, Science
NASA, Asteroid,
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 A complete spinal cord injury results, tragically, in total paralysis of all limbs and muscles below the injury site. But now, scientists at EPFL have demonstrated in mice a new gene therapy that can regenerate nerves and restore the ability to walk.
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Medical, Science
Paralysis,
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