Atmospheric conditions affect how snow crystals form and what happens to them as they fall to the ground. Snow may fall as symmetrical, six-sided snowflakes, or it may fall as larger clumps of flakes.

Winter is the perfect time of year for gazing at icy evergreen trees, drinking warm beverages by a roaring fire, and dropping 3-D printed fox skulls into the snow. At least, that last activity was ...

They say that no two snowflakes are the same. That may be true, but snowflakes share some striking similarities. Take a look at these snowflakes: See a pattern? It may not be immediately clear, but ...