In a data warehouse, the structure that is created when highly repeated fields are placed into separate tables. The resulting diagram has short and long branches extending from the original dimension ...

Ice chemists are studying the surface structure of snow crystals and why sharp transitions in shape occur at different temperatures. The differences they see not only explain why no two snowflakes are ...

The next time we get snow showers (which have been hard to come by this winter and last winter), see if you can catch a couple and look very closely (or pull out a magnifying glass). You'll see that ...

Three-dimensional snowflakes can now be grown in a computer using a program developed by mathematicians. Intricate, incredibly variable and beautiful, snowflakes have been puzzling mathematicians ...