Earth's magnetic field plays a key role in protecting life on our planet. Yet its origin and evolution remain subjects of intense research. Scientists rely on the dynamo theory to explain the ...

Explore the history of life on Earth, from 3.5-billion-year-old fossils to the vast diversity of species on our planet today.

The emergence of the first biopolymers and their building blocks on the early Earth is considered a key moment in the origin of life (OoL), but how life began on the prebiotic Earth from a pile of ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...

Particles from Earth’s atmosphere have been carried into space by solar wind and have been landing on the moon for billions of years, mixing into the lunar soil, according to a new study. The research ...