Molecule by molecule, a snowflake grows and eventually begins to fall. A scientific look at the amazing nature of snowflakes and snow.
Giant’s Causeway in Northern Ireland features around 40,000 exposed polygonal columns of basalt in perfect horizontal sections.
Chris Hill/Photodisc via Getty Images
Scientists are looking for safe new ways to prevent ice from damaging food in frozen storage, which costs consumers billions of dollars a year in wasted food.
Permafrost is thawing across the Arctic, releasing microbes and organic materials that have been trapped in the frozen ground for thousands of years.
NOAA via Wikimedia Commons
New research shows that permafrost contains huge amounts of particles that make it easier for cloud moisture to freeze. Thawing permafrost is releasing these ice-nucleating particles.