So, is Wilson Bentley's hypothesis that "no two snowflakes are alike" true? It is technically possible, if they formed under identical atmospheric conditions.
Identical snow crystals of very simple form have been identified. However, it is a near impossibility for two identical snowflakes to form.
Image credit: SnowCrystals.com
Sustainable options abound if you want to add some spice to your knickers.
The Silo House is made from empty oil silos and is super-green to boot.
African penguins struggle in the wild but a budding love is offering hope.
These dramatic, eery photos show what it may be like to swim in ocean trash
Workers are quitting because the damage caused by the tar sands is too much
This clever low-tech design helps food keep without refrigeration.
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