Researchers find climate change record in clam shells

The tiny, pale surf clam about the size of a fingernail that most people have seen and collected on beaches around the world holds clues in its shell to Earth's past. For the first time, researchers have been able to identify ...

Understanding tremors through tree rings

When trying to make sense of past earthquakes, researchers typically turn to the geological record. However, there may be clues to understanding old quakes in the biological record as well—in tree rings, for example. As ...

Europeans in the Americas 1,000 years ago

Columbus was not the first European to reach the Americas. The Vikings got there centuries before, although exactly when has remained unclear. Here, an international team of scientists show that Europeans were already active ...

Natural archive reveals Atlantic tempests through time

Atlantic hurricanes don't just come and go. They leave clues to their passage through the landscape that last centuries or more. Rice University scientists are using these natural archives to find signs of storms hundreds ...

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