Human societies increasingly interact with processes on a geological or even cosmic timescale. Despite this recognition, we still lack a basic understanding of

In the face of debates about the Anthropocene - a geological epoch of our own making - and contemporary concerns about ecological crisis and the Sixth Mass Exti

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Combining the logical rigor with the lyrical finesse of a novelist, award-winning author Gregory Benford explores these and other fascinating questions in this

People would have known about Australia before they saw it. Smoke billowing above the sea spoke of a land that lay beyond the horizon. A dense cloud of migratin