Skip to content
Advertisement

FILE - In this Tuesday, April 5, 2016 file photo, snowflakes stick to a car window in Brookfield, Wis. To form ice that creates snowflakes, moisture high in the atmosphere clings to particles that may include dust specks and or pollen. Add germs to that list. University of Florida microbiologist Brent Christner has found that bacteria from plants are surprisingly common ice "nucleators" _ in populated areas, barren mountain peaks and even Antarctica. (AP Photo/Nam Y. Huh)

FILE - In this Tuesday, April 5, 2016 file photo, snowflakes stick to a car window in Brookfield, Wis. To form ice that creates snowflakes, moisture high in the atmosphere clings to particles that may include dust specks and or pollen. Add germs to that list. University of Florida microbiologist Brent Christner has found that bacteria from plants are surprisingly common ice "nucleators" _ in populated areas, barren mountain peaks and even Antarctica. (AP Photo/Nam Y. Huh)

Featured Photo Galleries