Throughout the year, the stars of the Pottsville celestial dome make up a plethora of pictures and patterns. Most of what we see are the individual constellations that were used by ancient cultures as ...

Night after night, the stars in our Pottsville celestial dome present us with a plethora of pictures and patterns that roam across the sky. Most of what we see are individual constellations that were ...

Symmetry abounds in nature, often in its most beautiful forms. A perfect snowflake, a blooming sunflower, a light-harvesting complex from a bacterium—they all exhibit striking symmetry, crafted by ...