For example, they typically contain large amounts of neodymium, known as the most powerful material used in permanent magnets ...

While the ferrite magnets on your fridge likely have an MGOe of around 5, neodymium-based magnets are much stronger, reaching around 50 MGOe. Rare earth metals like neodymium are currently a ...

Instead of having tons of photos and memories stuck to your fridge, this tech-savvy magnet from Gaeshmide allows you to display up to nine photos — and it even plays the song of your choice.

From tiny fridge magnets that hold to-do lists to ... Each magnet has a grade, which typically denotes its strength. For example, a neodymium magnet of grade N42 has a strength of 42MGOe.