A mysterious volcanic comet has transformed into a giant, "fossil-like" spiral of light after one of its most violent outbursts in years, new photos reveal. The stunning spectacle is a reminder of how ...

The ‘Immortal Snail’ meme became viral because of its simple but psychologically disturbing premise, which sparked endless ...

This snail became the first animal living on deep-sea hydrothermal vents to be added to the IUCN Red List of Threatened Species—it also turns poisonous sulfur into armor ...