Few things are more picturesque and capture the essence of winter like the sight of icicles. Glistening on a tree branch or fence post, they may seem beautiful. But hanging off the side of your house?

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 ...

A: Icicles typically form on days when the outdoor air temperature is below freezing but sunshine warms and melts snow or ice. Thus, you may notice that more icicles form on the sunny south-facing ...

Winter is coming to an end; the last nights of below zero temperatures are here. In the morning, one still spots the occasional icicle on a gutter or car bumper. When you look at these icicles ...

Tiny drops of dirty water, often mistaken for air bubbles, tell the tale of rippling icicle growth. While examining 3-millimeter-thick cross sections of icicles grown in the lab, University of Toronto ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. Icicles typically form on days when the outdoor air temperature is below freezing but sunshine warms and melts snow or ice. Q: ...