A new magnetic swirl, or skyrmion, could upgrade data storage
Physicists have now created the tiny whorls in synthetic antiferromagnets
![skyrmions](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/09/083019_ec_skyrmion_feat.jpg?fit=1028%2C579&ssl=1)
Physicists have created what are known as skyrmions in synthetic antiferromagnets. These atomic whirlpools, in which the tiny magnetic fields of individual atoms arrange into a swirl pattern, could one day be used to store data and create smaller, speedier hard drives.
William Legrand