Can You Clean A Car's O2 Sensor? (And Why You Might Need To)

Your car's O2 sensor can cause rough running, bad mileage, and inspection nightmares. Can a quick clean save the day? Here's ...
Modern Engineering Marvels on MSN

Decades-Old Blood Pressure Drug Blocks Tumor Oxygen Sensor, Halting Glioblastoma Growth

Could a 70-year-old high blood pressure medicine hold the secret to stopping one of the deadliest brain cancers? New research indicates that hydralazine, a vasodilator introduced in the 1950s, ...