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Homer's Ithaca had been viewed as a work of poetic licence and imprecise geography. However, as recent research shows the island's form may have been disguised over the past two millennia by catastrophic rockfalls, co-seismic uplift events and relative sea-level change.
Since the end of the Apollo era, the Moon has received relatively little attention from planetary scientists. Fresh interest from a new range of nations could lead to insights into our satellite's evolution and resources.
Rapid global warming marked the boundary between the Palaeocene and Eocene periods 55.6 million years ago, but how the temperature rise was initiated remains elusive. A catastrophic release of greenhouse gases from the Kilda basin could have served as a trigger.
Competition from the New World, a changing climate and technological advances have threatened the Burgundian notion that the quality of wine depends on regional geography and culture. Only flexibility can keep the concept of terroir alive.
