Weather Blog Taking a Bite Out of Pi A cycle of rapid advance and retreat at Sortebræ, a glacier in eastern Greenland, built pi-shaped tongues of ice before they later retreated. Read More… About Author See author's posts Post navigation Previous Very Warm Water this Hurricane Season…Next Pre-Season Tropical Storms More Likely… Related Stories A Most Unusual Lake Weather Blog A Most Unusual Lake March 11, 2026 Shades of a Lunar Eclipse Weather Blog Shades of a Lunar Eclipse March 10, 2026 Lake Coatepeque Weather Blog Lake Coatepeque March 9, 2026