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Undo revision 139426 by Special:Contributions/DDWatkinsIII (User talk:DDWatkinsIII)
[[Image:BoyleSelfFlowingFlask.png|right|thumb|[[Robert Boyle]]'s self-flowing flask appears to fill itself through siphon action. This is not possible in reality because a siphon requires its "output" to be lower than the "input". Dang!]]
[[Image:BoyleSelfFlowingFlask.png|right|thumb|[[Robert Boyle]]'s self-flowing flask appears to fill itself through siphon action. This is not possible in reality because a siphon requires its "output" to be lower than the "input".]]
A perpetual motion machine is a hypothetical isolated system capable of having internal motion indefinitely. Many attempts to build such a system have failed.
A perpetual motion machine is a hypothetical isolated system capable of having internal motion indefinitely. Many attempts to build such a system have failed.