Frost Art on Cars: 15 Photos of Ice Feathers, Fern Frost and Frozen Webs
Frost art on cars is one of winter’s best free shows. On a cold, clear night, a parked car can grow ice feathers across its windows, outlin...
winter science
Snowflake Formation: How Snow Crystals Grow Their Six Branching Arms
Every snowflake begins as a speck of dust or pollen high in a cloud and grows, molecule by molecule, into a six-armed crystal. Chris Calver...
Ice and Snow Formations: 22 Frozen Wonders, from Baikal to Lake Michigan
Ice and snow make some of the most delicate sculptures in nature. Soap bubbles freeze into crystal globes, freezing rain wraps grass and be...
10 Strange Natural Phenomena: Penitentes, Brinicles, Sun Dogs and More
Nature builds shapes that look designed: blades of snow taller than a person, icicles that grow under the sea, rainbows that sit flat acros...
Frost Flowers on Lake Ice: How the Crystals Form
On a cold, still morning, new ice on a lake can sprout a whole meadow of white "flowers". These frost flowers are clusters of ice...
A Guide to Snowflakes: Plates, Dendrites, Columns and Rime
A snowflake is either a single ice crystal or a cluster of crystals stuck together as they fall. Each crystal grows in a cloud as water vapo...