Our sister site LAist informs us, via the Mars Phoenix Lander's Twitter, that water ice has been found on the planet Mars today. At around 5:15 p.m., NASA folks exclaimed, "Are you ready to celebrate? Well, get ready: We have ICE!!!!! Yes, ICE, *WATER ICE* on Mars! w00t!!! Best day ever!!" more ›

In case any slimy, green Maritans appear, brandishing pointy laser guns--and all experts agree that there will be--keep track of them and the Mars Phoenix Lander on Twitter. It's scheduled to land on Mars this evening at 4:53 p.m. (PDT). Or so. more ›