What shapes are made by a spinning needle? This seemingly innocent problem has puzzled mathematicians for decades, but now a ...

However, when left to spin freely, they appear to behave in exactly the same way as a classical spinning item, such as a Wheel of Fortune ... after coming across a paper in 2021, written by ...

The paper was published ... However, when left to spin freely, they appear to behave in exactly the same way as a classical spinning item, such as a Wheel of Fortune turning on its axis.