Meet the Mars Samples: Shuyak and Mageik (Samples 14 and 15)

Learn more about Samples No. 14 and 15 – “Shuyak” and “Mageik,” a pair of sedimentary rock core samples that excite scientists because, on Earth, this type of sedimentary rock preserves signs of life for a very long time. If that same process also occurs on Mars, it could help us understand if life ever existed there.