from Xudong Sun

A new HMI Science Nugget (#48), entitled “Polar Cap Magnetic Field Reversals During Solar Grand Minima: Could Pores Play a Role?” by Michal Švanda, is now available at hmi.stanford.edu/hminuggets/?p=1380

We welcome contributions related to HMI’s science goals. For more info, please visit hmi.stanford.edu/hminuggets/?page_id=239