As photos of charred forest remains emerge from California’s latest round of explosive wildfires, it’s becoming…

Hundreds of millions of years ago, a tiny green microbe joined forces with a fungus, and together they conquered the…

Photographer Rachel Sussman travels around the world taking pictures of organisms that have been alive for thousands…

Life on Earth might actually be Martian — or Europan, or Titanese. Or maybe our ancestors came from outside our…