Sun halos are an optical phenomena like sun dogs and sun pillars.

PORTLAND (WGME) --Optical displays like sun dogs and halos have been spotted across Maine recently, but what causes them? This week’s Climate Chronicles question comes from Amber: The key ingredient: ...

A dramatic image of Stonehenge made the rounds on social media in July 2025, just before the month's end. The image, according to a Facebook post (archived) with over 70,000 reactions in two days, was ...

Add Yahoo as a preferred source to see more of our stories on Google. Ever looked up and spotted a glowing ring around the sun, or what seemed like a second sun hanging in the sky? From shimmering ...