Icicles dangling from the eaves of your home might look picturesque, but they’re often a warning sign of underlying issues. Icicle formation usually occurs when warm air escapes your house, causing ...

PENNSYLVANIA, USA — After a cold, sunny weekend, we could not help but notice the number of beautiful photos of icicles we received from you. Icicles form when the air temperature is below freezing.

Icicles forming on gutters can be a sign of ice dams, a buildup of ice that can cause damage to roofs and gutters. Ice dams form when snow melts on a roof and refreezes at the edge, preventing water ...

This photo, taken on Jan. 2, 2026, shows icicles having formed on the ground at a closed railway tunnel in Yeoncheon, north ...