News tagged with chemical signatures

Space sunflower may help snap pictures of planets

A spacecraft that looks like a giant sunflower might one day be used to acquire images of Earth-like rocky planets around nearby stars. The prototype deployable structure, called a starshade, is being developed by NASA's ...

dateMar 21, 2014 in Astronomy
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Investigating exoplanet surfaces

In order to better understand the composition of rocky exoplanets, researchers have proposed a method to identify chemical signatures from surface materials. A better understanding of exoplanet surface compositions will help ...

dateMay 27, 2013 in Astronomy
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Did diamonds begin on the ancient ocean floor?

( —Geology professor Dan Schulze calls this singular gem from the remote Guaniamo region of Venezuela the "Picasso" diamond. The blue luminescent, high-resolution image of a diamond formed over a billion years ...

dateApr 18, 2013 in Earth Sciences
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Chemistry trick kills climate controversy

Volcanoes are well known for cooling the climate. But just how much and when has been a bone of contention among historians, glaciologists and archeologists. Now a team of atmosphere chemists, from the Tokyo Institute of ...

dateFeb 11, 2013 in Earth Sciences
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