- Nature
- By Tudor Vieru
- November 27th, 2009
Triangular Snowflakes Have Scientists Puzzled
They are supposed to be hexagonal
- Sci Pry
- By Tudor Vieru
- September 22nd, 2009
A Trillion Triangles Calculated
Thousand-year-old problem finally resolved
They are supposed to be hexagonal
Thousand-year-old problem finally resolved