
This image, taken by an astronaut on the International Space Station, shows the reddish-brown waters of the Betsiboka River Delta in Madagascar. The color is caused by the transport of iron-rich sediment. via NASA https://ift.tt/QXECGgo
NASA astronaut and Expedition 75 commander Jessica Meir wears a set of virtual reality goggles, also called the Nevada Screening Vision Syst...
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