LifeEvidence for life on Mars may be staring us in the face The sulphur compounds that litter the surface of Mars may contain the signature of life ¿ìè¶ÌÊÓÆµ
SpaceBoth of NASA's Mars orbiters are down for the count The Mars Reconnaissance Orbiter has been offline since August – now, the Odyssey probe is down as well, spelling delays for the twin rovers, which use the orbiters to communicate with Earth ¿ìè¶ÌÊÓÆµ