Oh, great. I get to be the wet blanket. There's a lot of news going around right now about this NASA press release and paper in Science — before anyone had read the paper, there was some real crazy-eyed speculation out there. I was even sent some rather loony odds from a bookmaker that looked like this: WHAT WILL NASA ANNOUNCE? NASA HAS DISCOVERED A LIFE FORM ON MARS +200 33% DISCOVERED EVIDENCE OF LIFE ON ONE OF SATURNS MOON +110 47% ANNOUNCES A NEW MODEL FOR THE EXISTENCE OF LIFE -5000 98% UNV[...]

via It's not an arsenic-based life form