"Snow crystals," Ukichiro Nakaya wrote in 1939, "may be called letters sent from heaven." The Japanese physicist spent his life studying snowflakes, eventually becoming the first to create an artificial snow crystal in the laboratory.
His breakthrough led to a nuanced understanding of how snowflakes form.
Do you have comments on this slideshow? Leave them here.
Image credit: SnowCrystals.com
Get up close and personal with the natural world with these amazing photos.
Use this list to clean without spreading toxic chemicals around your home.
Don't miss the beer-can shingles on this DIY beauty that was built in a day
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.
Social Hub