World’s Strangest

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New Test for HIV Takes 15 Minutes, Costs $1

<p><img src=”×112.jpg” alt=”" title=”mchip” width=”150″ height=”112″ class=”alignleft size-thumbnail wp-image-50759″/>Samuel K. Sia, a biomedical engineer at Columbia University, has developed a cheap test for HIV infection that can return accurate results almost instantly:</p> <blockquote><p>“We have engineered a disposable credit card-sized device that can produce blood-based diagnostic results in minutes,” said Sia. “The idea is to make a [...]