A new point-of-care diagnostic enables viral detection at low thresholds.

A paper-based RNA test may offer a low-cost method for detecting the virus in the field.

A new microscope attachment can allow smartphone users to take a closer look at fluorescently labeled DNA.

Researchers have developed a tumor imaging device based upon the visual system of a crustacean.

Turning cell phones into basic research tools can improve health care in the developing world.

See UCLA researchers Hongying Zhu and Aydogan Ozcan transform an ordinary cell phone into a mobile fluorescent microscope.