Experimental physicists at the University of Toronto are closer to understanding why some icicles form with ripples up and down their outsides, while others form with smooth, slick, even surfaces. The ...

(WHTM) — During the winter season, you may see long and sometimes thin strands of ice form from roof overhangs and gutters. These are called icicles. But how do icicles form and get their shape?

Icicles made from pure water give scientists brain freeze. In nature, most icicles are made from water with a hint of salt. But lab-made icicles free from salt disobey a prominent theory of how ...

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?

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 ...

The Barton Family sent me a message asking, "Have you ever seen horizontal icicles before?" That message came with these very horizontal icicles that seem to defy gravity as they protrude from the ...

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 ...

This photo, taken on Jan. 2, 2026, shows icicles having formed on the ground at a closed railway tunnel in Yeoncheon, north of Seoul. The icicles were made by water drops falling from the tunnel's ...