A TINY USB STICK CAN TELL YOU HOW MUCH HIV IS IN YOUR BLOOD

Rapid, at-home HIV tests aren't new: OraQuick, which was released with much fanfare in 2012, provides reasonably accurate results using an oral swab in just 20 minutes. That product allows those who might not otherwise get tested for HIV—because of stigma or lack of access to treatment—to have a better chance of detecting the disease early and getting to a doctor.
But a new at-home device promises to do one better: Using a drop of blood, the USB stick test