However, the author’s most spectacular—and speculative—solution to preserving bodies against the violence of time appears in the concluding pages of her final philosophical treatise, Grounds of Natural Philosophy. Here, she hypothesizes “Restoring-Beds, or Wombs” that restore life to annihilated bodies. These peculiar devices can restore any natural creature—animal, mineral, vegetable—which means that any given person or thing could be revivified exactly as it existed before decay or illness set in.

Margaret Cavendish, 'Restoring Beds, or Wombs,' and a Feminist-Materialist Quest for Everlasting Life