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 Rings of Rock in the Sahara Weather Blog Rings of Rock in the Sahara November 28, 2025 Cranberry Country, Wisconsin Weather Blog Cranberry Country, Wisconsin November 27, 2025 The Towers of Tràng An Weather Blog The Towers of Tràng An November 26, 2025