These great hollow globes of artificial super-metals, and artificial transparent adamant, ranged in size from the earliest and smallest structures, which were no bigger than a very small asteroid, to spheres considerably larger than the Earth. (Olaf Stapledon, STAR MAKER)
Wednesday, March 6, 2013
The Bear Necessities
Today's Astronomy Picture of the Day might be one of the odder ones that they've done. A super-sized tardigrade, or (as you may know it) water bear. One of the stranger co-inhabitants of our little blue sphere.
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