His research has developed new laser absorption diagnostics for Stanford and the NASA Ames electric arc shock tube (EAST) and inferred time-histories and reaction rates at the extreme conditions ...
A selection of fossilized micrometeorites recovered from Cretaceous chalk. These particles were initially composed of Fe-Ni metal but during atmospheric entry they oxidized to form Fe-oxide minerals.
An atmospheric river is slamming portions of California, with multiple inches of rain expected to drench the area until the storm runs out of moisture Wednesday morning, forecasters say.