“They appear moments after a lightning strike—a sudden reddish flash that can take a range of shapes, often combining diffuse ...

From the International Space Station, NASA astronaut Nichole Ayers captured a rare red sprite over Mexico and the United ...

Instagram just introduced a powerful AI feature that lets you change your outfit's colour using only a text prompt. Whether ...

See Us Weekly's latest photos of celebrity sightings around the world, including everything from red carpet looks and special events to selfies and everyday candids.