NASA has announced that it will reveal, at a press conference, “an astrobiology finding that will impact the search for evidence of extraterrestrial life.” Scientists speculate that “NASA astrobiologists [have] discovered a chemical model for life based on something other than oxygen and water.” In other news, click here to view some interesting astronomy-related pictures and continue reading for a fascinating Aurora Borealis time-lapse video.

While many are hoping that NASA will announce that extraterrestrial life has been discovered, this seems like a near impossibility. If this were the case, the best prospect for this might be from Mars. The Exploration Rover Spirit has been stationary for just about a year after getting stuck in some soft sand. That would give it an opportunity to study that patch of sand over a long period of time.

[via HuffingtonPostYahooNASA]