Space The largest volcanoes on Mars have frosted tips during winter We know that there is ice at the Martian poles and underground, but until now it wasn't clear it could exist on the surface of the Red Planet NewsFree
Space Mysterious patch on Mars appears to be enormous lump of ice A large formation near the equator of Mars is now thought to be made of water ice, which could indicate that the Martian climate went through huge temperature swings in the past NewsSubscriber-only
EnvironmentArctic cowboys: Meet the people wrangling icebergs for drinking waterFeaturesSubscriber-only