Hindustan Times (Patiala) - - Nation -

The moon has “shriv­elled” as its in­te­rior has cooled over the eons, akin to a grape trans­form­ing into a smaller raisin. As a re­sult, it has ac­quired thou­sands of small sur­face wrin­kles in the form of fea­tures called thrust fault scarps

THOMAS WAT­TERS, planetary sci­en­tist, Smith­so­nian In­sti­tu­tion, who led the re­search The moon has some­how man­aged to re­main tec­ton­i­cally ac­tive af­ter 4.51 bil­lion years.

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