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Great civilisations rise and fall on the quality of their soil

Civilisations have fallen because they failed to prevent the degradation of the soil

Birth of Earth’s continents

New research provides clues on how continents formed early in Earth history

Paleorivers across Sahara may have supported ancient human migration routes

Paleoclimate simulations reveal potential 'green corridors' across North Africa

Ancient Earth crust stored in deep mantle

Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust. But decisive evidence for this phenomenon has proven elusive. New research from a team including Carnegie's Erik Hauri demonstrates that oceanic volcanic rocks contain samples of recycled crust dating back to the Archean era 2.5 billion years ago. Their work is published in Nature.

Researchers pinpoint date and rate of Earth’s most extreme extinction

The most severe mass extinction on Earth occurred 250 million years ago, but what's eluded researchers is the specific time when the extinctions happened.

Aquae Sulis under threat from proposed drilling

The ancient Roman City of Aquae Sulis is threatened by the process of "fracking".