Snow is made of tiny ice crystals that can transform into a variety of intricate symmetrical patterns forming a beautiful ...

With a camera-equipped microscope of his own making, Kenneth G. Libbrecht shoots some of the world’s most stunning photographs of snowflakes. Since October, four of the physicist’s images have adorned ...

It is 94 degrees outside Ken Libbrecht’s Caltech lab. Inside, within refrigerated coolers, tanks and glass boxes, it is a cool 5 degrees, and Libbrecht is busy making snowflakes. For the past 16 years ...

Snowflakes have been puzzling mathematicians for about four centuries. Still, scientists have never been able to fully explain snowflake shapes. For example, is this true that their six-pointed ...