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 ...

Keith Bonnstetter, also known as Mr. Snowflake for his papercutting creations, has published a second, calendar-like book of 13 patterns that will be available at Von Maur stores by the middle of the ...

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 ...