Real science: Liquid water observed on the surface of Mars?

1. David Shiga's "First liquid water may have been spotted on Mars" at New Scientist. [via 42Blips]
2. Victoria Jaggard's "Liquid Water Recently Seen on Mars?" at National Geographic. [via James Nicoll]

But it still appears to be a controversial interpretation of pictures.

Also: "changing appearance of some crater gullies over a period of several years has hinted at the existence of subsurface aquifers that occasionally release bursts of water."