Geochemists have investigated the volcanic rocks that build up the Portuguese island group of the Azores in order to gather new information about the compositional evolution of the Earth's interior. The results suggest that a larger amount of the Earth's mantle has melted and formed the Earth's crust than previously thought.
Read moreA key question for climate scientists in recent years has been whether the Atlantic Ocean's main circulation system is slowing down, a development that could have dramatic consequences for Europe and other parts of the Atlantic rim. But a new study suggests help may be on the way from an unexpected source — the Indian Ocean.
Read moreThe origin of the tin used in the Bronze Age has long been one of the greatest enigmas in archaeological research. Now researchers have solved part of the puzzle. They were able to proof that tin ingots found at archaeological sites in Israel, Turkey, and Greece do not come from Central Asia, as previously assumed, but from tin deposits in Europe.
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