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Tag: dust

In this night image from Jan. 29, 2012, human presence is clearly visible as the International Space Station passed over the Gulf of Mexico looking north to the southeastern United States. (NASA)

Light Pollution Increasing; No Flowing H20 on Mars; Keeping Cows Happy

November 24, 2017

Light Pollution Continues to Ruin View of Night Sky More of us are becoming unable to witness the full breathtaking beauty and majesty of the sparkling Milky Way because of a growing problem called light pollution. According to oxforddictionaries.com, light pollution is defined as the brightening of the night sky caused by street lights and […]

Scientists Find Traces of Early Earth in Volcanic Rock

May 13, 2016

According to most scientists, Earth was formed between 4.5 and 4.6 billion years ago after gravity forced gas and dust left over from the creation of the Sun accreted into an object called a planetesimal. Over time, the planetesimal continued to gather more and more material and eventually became a planet. Scientists say heat produced […]

Black Hole Mass Measured; Ice Sheets on Mars; Saliva Diagnoses Disease

May 6, 2016

Astronomers Precisely Measure Black Hole Mass A group of astronomers have been able to determine the precise mass of a distant black hole in the center of an enormous elliptical galaxy 73 million light years away. The galaxy is called NGC 1332 and is located in the direction of the southern constellation Eridanus. To measure […]

Artistic illustration of a binary black hole found in the center of the nearest quasar to Earth, Markarian 231. (NASA, ESA, & G. Bacon (STScI))

Bed-In for Science; Microbes Abound in House Dust ; Twin Black Holes Power Quasar

August 28, 2015

ESA Experiment Will Send a Dozen Men to Bed for 60 Days How would you like to spend the next 60 days in bed?  That’s what the European Space Agency is asking 12 men to do, all in the name of science. The first members of this group of a dozen will hit the sack […]

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