News tagged with volcanic eruptions

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Twitter chief vows to help Indonesia fight disasters

Twitter chief Dick Costolo said Thursday the microblogging site planned to work with Indonesian authorities to warn people about natural disasters that regularly hit the archipelago, from earthquakes to volcanic ...

Mar 26, 2015
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Lightning plus volcanic ash make glass

In their open-access paper for Geology, Kimberly Genareau and colleagues propose, for the first time, a mechanism for the generation of glass spherules in geologic deposits through the occurrence of volcan ...

Mar 03, 2015
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How to study high-speed flows

Joanna Austin (MS '98, PhD '03) does not just go with the flow. She picks it apart and analyzes it. One of the newest faculty members in Caltech's Division of Engineering and Applied Science is a gas dynamicist, ...

Feb 09, 2015
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What was the impact that killed the dinosaurs?

What suddenly made the dinosaurs disappear 65 million or 66 million years ago? Whatever it was, all indications show that it was a massive extinction event. The fossil record not only shows dinosaurs disappearing, ...

Feb 04, 2015
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Isotopic memory of atmospheric persistence

Chemical analysis of some of the world's oldest rocks, by an international team led by McGill University researchers, has provided the earliest record yet of Earth's atmosphere. The results show that the ...

Jan 15, 2015
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