'Marsquakes' may solve 50-year-old mystery about the Red Planet
When you buy through nexus on our site , we may earn an affiliate military commission . Here ’s how it works . transcription of Martian seism , or " marsquakes , " collected by a automaton on the Red Planet may have at long last lick a 50 - twelvemonth - honest-to-god mystery : why one half of Mars is so drastically different from the other . Since the seventies , researchers have known that Mars is separate into two chief arena ....