Our planet is unique for its ability to sustain abundant life. From studies of the rock record, scientists believe life had already emerged on Earth at least 3.5 billion years ago and probably much ...

For more than a century, the idea that life might have arrived on our planet from elsewhere in the cosmos sat at the fringes ...

In an investigation to find out what sparked life on Earth, researchers have discovered that RNA formed through surprisingly simple chemistry.

How did life begin on Earth? While scientists have theories, they don't yet fully understand the precise chemical steps that led to biology, or when the first primitive life forms appeared. But what ...

Seán Jordan does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...