10/10/2013

Iron in the Earth's core weakens before melting

The iron in the Earth's inner core weakens dramatically before it melts, explaining the unusual properties that exist in the moon-sized solid centre of our planet that have, up until now, been difficult to understand.

Ancient DNA unravels Europe's genetic diversity

Ancient DNA recovered from a time series of skeletons in Germany spanning 4,000 years of prehistory has been used to reconstruct the first detailed genetic history of modern-day Europeans.

World's biggest book fair explores self-publishing trend

Authors are increasingly opting to self-publish as a way to reach readers and sidestep potentially thorny relations with a publisher, industry players at the world's biggest book fair said Thursday.

Culinary biomimicry

(Phys.org) —As any chef knows, preparing good food is just physics, or was that chemistry? Either way, the state of the art in cooking increasingly looks to science for inspiration. Engineers at MIT have partnered up with ...

How red crabs on Christmas Island speak for the tropics

Each year, the land-dwelling Christmas Island red crab takes an arduous and shockingly precise journey from its earthen burrow to the shores of the Indian Ocean where weeks of mating and egg laying await.

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