On Jan. 4, hoarfrost ices completely over the small offshoots of branches on the trees near the Industrial Building Complex. Photo: Al Kandziorski.
On Jan. 4, hoarfrost covers the branches of a tree outside the Industrial Center Building. Photo: Al Kandziorski
On Jan. 4, hoarfrost affixes itself to a tree’s bark on the Fermilab campus. Photo: Al Kandziorski