StephenElledge
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A drop of blood reveals almost every virus you've ever met
This stock image is just for illustration, you do not need this much blood to take the new test. Every disease that you've ever encountered is cataloged within your DNA, and now a team from the Howard Hughes Medical Institute has worked out how to access that data. It's part of a project called VirScan that, it's hoped, will revolutionize medical testing and help Doctors catch illnesses long before they manifest. Even better, is that it's not even an expensive procedure, with each test slated to cost just $25 -- well, at least before your hospital slaps on their own fee on top.
