Mars’ frozen ice caps may be time capsules for ancient life. Lab experiments show that key building blocks of proteins can survive tens of millions of years in pure ice, even under relentless cosmic radiation. Ice mixed with Martian-like soil, however, destro…
Future missions to Mars may want to dig into ice rather than rock. Scientists say ancient microbes, or traces of them, could be locked inside Martian ice deposits, preserved for tens of millions of y… [+4907 chars]
