Though sun halos can happen year-round, they are especially noticeable in the winter when ice-filled cirrus clouds are more common.

Incredible scenes at Hawaii's Kīlauea volcano on Wednesday: over a 13-hour period, a towering fountain of lava spewed from ...

Kilauea volcano spewed a 400ft (122m) lava fountain in Hawaii. Dubbed 'Episode 10' of the ongoing Halema'uma'u eruption, the eruoption began at 8:22 pm HST on Wednesday, February 19, releasing molten ...