A NASA rover on Mars has recorded a rare phenomenon for the first time on the surface of the planet. It has recorded the sounds of electrical sparks and mini-sonic booms caused by dust devils. The ...
WASHINGTON, Nov 12 (Reuters) - The explosive death of a star - a supernova - is among the most violent cosmic events, but precisely how this cataclysm looks as it unfolds has remained mysterious.
During the dry season in Central America (generally between December and April), northern trade winds generate upwelling events in the ocean waters of the Gulf of Panama. Upwelling is a process that ...
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