Mars' atmosphere is often viewed as frigid and unchanging, but in studies of the red planet's aeolian processes, nothing could be further from the truth -- particularly where Martian dust devils are concerned. Continue reading →
Hubble has completed a detailed survey of stars with dusty circumstellar disks -- but their stunning variety has been a surprise to astronomers.
The 1934 drought is the worst on record for North America in the past 1,000 years, and had similar conditions to the current California drought.
The likelihood that a South Pole-based telescope detected elusive gravitational waves earlier this year has just taken another nosedive. Continue reading →
Thanks to a massive effort by 30,716 volunteers, scientists have pinpointed what appear to be seven precious specks of dust from outside the solar system, each bearing unique stories of exploded stars, cold interstellar clouds and other past cosmic lives.
The supernova mechanism behind cosmic dust formation has been a mystery, but now astronomers have the answer. Continue reading →
Sand and grit from the Sahara are suspended thousands of feet up in the air and are then carried by the wind. Continue reading →
NASA's Mars Reconnaissance Orbiter HiRISE camera has 'shot' (as in photographed), not one, but three dust devils in action on the red planet's surface. Continue reading →
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