Weird lights appear in the sky way more often than most people realize. Often, photos of these bizarre light shows come with wild speculation about what caused them, from aliens to secret military ...

A new Northern Lights photo showcases two of nature's most dazzling night sky phenomena side by side. Brazilian photographer Alexandre Correia originally shared the photos on Instagram. In it, you can ...

Strange phenomena appeared in the skies over the United Kingdom on Sunday night. Known as "STEVE," the spectacle often accompanies the aurora. Only recently identified, the lights are referred to as ...

Medieval chroniclers described a strange celestial event in which the moon appeared to split apart before rejoining in the ...

In recent years, Siberia has become a focal point for mysterious sky phenomena that have sparked lively debate among scientists, conspiracy theorists, and the general public. With sightings of strange ...

Did you see an aurora? Think again. It might have been a night sky phenomenon called a "Steve." Brilliant auroral displays are happening more and more frequently as the sun reaches its 11-year peak in ...

HOUSTON (KTRK) -- The return of the sun Thursday afternoon produced some unusual natural creations in the upper atmosphere. Called "atmospheric optics" the bright halos, arcs and spots are created by ...