Scientists have discovered DNA’s building blocks inside ancient meteorites, suggesting that life’s origins may be extraterrestrial. These space rocks, which landed on Earth billions of years ...

A new analysis of ancient genomes is deepening scientists’ understanding of the Neanderthal DNA carried by human populations in Europe and Asia — genetic traces that may have medical relevance ...

Here's a peek at "Astrobiology #9," the space agency's free science-based comic book. The growing field of astrobiology studies the origins and future of life in the universe. NASA is hoping to ...

Scientists have found a way to sample DNA out of the air on a large scale — making it possible to one day track the health and well being of all kinds of species around the world.