Benjamin Sumlin, PhD, a senior scientist at Washington University in St. Louis, blows into a device designed by researchers at the university. The device — a breath test that uses a biosensor — could ...

EVANSTON, Ill. -- Scientists at Northwestern University have developed a wearable device that can spot coronavirus symptoms before the person does. The wireless sensor monitors coughs, fever and ...

If you’ve ever thought it would be great to walk into a room and know whether the virus that causes COVID-19 is hanging around, scientists have a device for you. Researchers have created a machine a ...

A painless nerve-zapping device called Transcutaneous Electrical Nerve Stimulation (TENS) has long been used to ease arthritis, back pain and other ailments. Now, researchers say TENS might also work ...