Scientists find fossil-like hints that some kind of life existed on Earth 4.1 billion years ago, when the planet was a mere volcanic toddler. That's 300 million years earlier for life to pop up than previously thought.
Scientists find fossil-like hints that some kind of life existed on Earth 4.1 billion years ago, when the planet was a mere volcanic toddler. That's 300 million years earlier for life to pop up than previously thought.