HISTORY goes to the ends of the earth to find ... 4.5 billion years to enjoy a unique window on our world. How the Earth Was Made peels back time like layers of rock to reveal the origins of ...

because they contain material that Earth and the other planets were originally made from, frozen in time. The study of these rocks can tell us a lot about what conditions were like in the disc, when ...

Because life arose in the largely unknown surface conditions of Earth’s early history, answering these and other questions remains a challenge ... Some microorganisms thrive in the scalding, highly ...

The cool conditions which have allowed ice caps to form on Earth are rare events in the planet’s history and require ... Model’ has only recently been made possible through advances in computing.