Two cool fossil finds

Ed Yong has a nice article up about a new fossil find. This one is megafauna that probably wouldn't be very charismatic up close - a fifty foot, two thousand pound + snake.

Over at Wired Science, there's an article about some fossilized traces that represent the earliest evidence of multicellular life yet found - a chemical that's produced only by sponges that's turned up in 635 million year old rocks.

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