https://www.123articleonline.com/rss/author/265854/phillips-carterArticles written by Phillips Carter from 123ArticleOnline.comen-usCopyright (c) 123ArticleOnline.com All rights reserved. https://www.123articleonline.com/articles/1163655/us-and-world-news-headlines Scientists are interested to know how much heat is still being generated inside the core of the once geologically active Mars. To do that, the mole has to bury itself about 16 feet below the Martian surface so it won't be affected by daily temperature fluctuations.The mole is basically a tube about 16 inches long and an inch in diameter. It has a pointy tip and an internal hammer that works like a kind of pile driver to pound the instrument into the ground.