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Windmills Tilted, Scared Cows Butchered, Lies Skewered on the Lance of Reality ... or something to that effect.
Windmills Tilted, Scared Cows Butchered, Lies Skewered on the Lance of Reality ... or something to that effect.
Wednesday, December 3, 2014
DNA smeared on a rocket survives re-entry and tells of life's origins
Well, would you look at that: scientists have discovered that DNA can make it through the hellish ordeal of atmospheric re-entry after
all. German and Swiss researchers dotted a rocket's grooves and screw
heads with fragments of genetic blueprints to see how they'd fare in
situations that could've led to the appearance of life on Earth. Scientific American notes that the 13-minute rocket trip might not perfectly represent how DNA might actually
travel from one celestial body to the next (that'd be by meteor), but
there is purpose here. What the experiment suggests is that even if the
meteor's been scorched, that the material can survive at higher
temperatures than previously expected, and as such this paints a better
picture of just how resilient DNA is. What's next? Pushing the limits
further and seeing exactly what it takes to kill the double helix --
we're pretty sure at least one rock band is itching to find out.
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