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Comment Re:ohhhhh... (Score 3, Informative) 444

From TFA:

"To provide enough power, we need certain methods with high energy density," said Jae Kwon, assistant professor of electrical and computer engineering at MU. "The radioisotope battery can provide power density that is six orders of magnitude higher than chemical batteries."

Power density.

Logic doesn't apply to the real world. -- Marvin Minsky