Since the first test-tube baby was born more than three decades ago, in vitro fertilization has evolved into a highly sophisticated lab procedure. Now, scientists are going back to basics and testing ...

ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive our biggest stories as soon as they’re published. Since May, the Trump administration has paid a fledgling ...

When the COVID-19 pandemic struck last year, the demand for fast and accurate testing of patients’ nasal-swab samples skyrocketed, with some labs going from needing 10,000 swabs checked daily to more ...