If you happened to lift your gaze to the skies around midday on March 15 in Singapore, you may have spotted a bright ring of light around the sun. Known as a sun halo, photos of ...

The 22° Halo is a striking optical phenomenon that manifests as a circular ring of light around the sun or moon. This halo is formed by the refraction of light through ice crystals in high ...

Last weekend provided some peeks of sunshine and those who looked up at the skies late Friday caught an ultra rare spectacle.

That bright, circular halo is a natural optical phenomenon known as a sun halo, and while it may look mystical, there’s a straightforward scientific explanation. According to Keith Berger ...

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

If you happened to lift your gaze to the skies around midday on March 15, you may have spotted a bright ring of light around ...