Questions with the keyword 'perpetual motion'

• How is perpetual motion possible? by to Thomas, Saiful, Piers, Meggi, Laurence, Karl, Javier, Chris Comments: (No comments so far )
• What is your favourite spurious perpetual motion fraud? by to Saiful, Paul, Olivia, Oli, Meggi Comments: (No comments so far )
• Would you rather invent a working perpetual motion machine or find many amazing uses for it like giving humans by to Hannah, James, Meggi, Olivia, Oli, Paul, Saiful Comments: (No comments so far )