Latest Concentric crater fill Stories
The surface of Mars is pocked and scarred with giant impact craters and rocky ridges, as shown in this new image from ESA’s Mars Express that borders the giant Hellas basin in the planet’s southern hemisphere.
Word of the Day
- To say in too many words; to express verbosely.
- To express in too many words: sometimes used reflexively.
- The leading idea or a repeated phrase, as of a song or ballad; the refrain; burden.
The word 'overword' comes from over- + word.