One leading theory on the origins of life on Earth proposes that simple chemical molecules gradually became more complex, ...

Life on Earth extends far beyond the vibrant rainforests and sunlit coral reefs. Deep below the surface, an extraordinary ...

Scientist have concluded water did not arrive as early during Earth's formation as previously thought, an insight that bears directly on the question of when life originated on the planet. The finding ...

Pristine samples of the asteroid Bennu transported to Earth contain the "basic building blocks" for life, shedding new light ...

Thirty years after the discovery of the first exoplanet, we detected more than 7000 of them in our Galaxy. But there are still billions more to be discovered! At the same time, exoplanetologists have ...

They’re the building rocks of life. Analysis of debris from the nearly 5 billion-year-old asteroid Bennu suggests the ingredients to life on Earth were ... of the Science Mission Directorate ...