Of the neglected tropical diseases, parasitic worms, or helminths, are one of the most common maladies. Diseases like this, caused by parasite or bacteria, kill around 534,000 a year, according to the ...
A ball lens was stuck to the iPhone's camera lens using double-sided tape Credit: Photo: ISAAC BOGOCH Scientists attached a £5 lens to the Apple iPhone using double-sized tape and, with the addition ...
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