
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
The Sun blew out a coronal mass ejection along with part of a solar filament over a three-hour period on Feb. 24, 2015. While some of the s...
No comments:
Post a Comment