Contemporary design trends lean heavily towards lively and intricately veined marble in deep hues. Surfaces are no longer relegated to the background; they now demand attention and convey meaning.

With over two million tags under the Instagram hashtag #marblenails alone, it’s safe to say this mani design is here ... dark purple and slight blue lines to get that marble effect.

The iconic photo, known as “Blue Marble,” was taken by NASA astronauts Eugene “Gene” Cernan, Ronald Evans and Harrison Schmitt on December 7 using a Hasselblad camera and a Zeiss lens ...

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Chari Larsson, Senior Lecturer of art history ...