ARE these bubbles, bacteria or perhaps space rocks? No – they’re human tears as you’ve never seen them before. Each disc is a tear droplet that has been pipetted onto a glass slide, allowed to ...

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 ...

Decorate your house for the holidays with these beautiful and easy cotton swab snowflakes! Use this craft to discuss vocabulary words such as radial or talk about repeating patterns. It's snowing in ...

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 ...