image of campanile over the Bay

Berkeley engineers invent a cell-phone microscope

What the world needs now — besides love, of course — is a new technology for diagnosing infectious disease that’s inexpensive and portable yet highly effective. The World Health 
Organization estimates that there were about 247 million cases of malaria in 2006 and more than nine million new cases of tuberculosis in 2007, with African countries bearing most of the burden in both cases.