Magnets aren't attracted to copper, but when the two come together they can appear to defy gravity. Download the Magnetic Copper PDF (384 Kb). Adobe Acrobat is required. SAFETY: Neodymium magnets ...

The Nectar Premier Copper mattress was a 2024 favorite memory foam bed -- and it's still worth considering in 2025. A certified sleep science coach and mattress expert, JD has been reviewing ...

the magnets create a rapidly flipping magnetic field. To test this setup, [Tim] used a scrap of copper pipe with a bit of water inside. Holding it over the magnets as they whiz by rapidly heats ...