Want to Go to Mars? First, Learn How to Hibernate

The movie Passengers was far from the most scientifically sound space adventure movie of the last few years. But for all its weaknesses and mediocrity, the plot—where interstellar space travelers “hibernate” to conserve energy as they travel to colonize a distant planet—was on to something.


“It stands to reason if you lower metabolic rate of the body, you lower energy usage,” said Hannah Carey, a researcher at the School of Veterinary Medicine at the University of Wisconsin-Madison, whose lab has extensively investigated hibernation in mammals on Earth. “When we want to think about how humans might exist in the final frontier, hibernation may be a key part of that journey.” .................


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