Mars has many weird geological features, from deep underground cave-like systems formed by the passage of lava to global dust storms which can cover the entire planet. It has strange features on its ...

On the frozen surface of Jupiter’s moon Europa, a sprawling, spider-like mark has become one of the most puzzling features in ...

The researchers described the scene in a recent publication, calling it “an extraordinary colonial spider community.” The unusual find is just one recent development in the weird world of webs.

A BBC documentary crew in Northern Ireland stumbled upon a fungus that hijacks spiders in an arachnid version of “The Last of Us.” By Kate Golembiewski An abandoned gunpowder storage shed pokes out ...