Though they abound in detective fiction, police toxicologists are rare in the U. S. When the police of almost any big city want to know what poison was used or what drug taken in a puzzling crime, ...

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 you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists have finally recreated the initial steps of HIV infection in a test tube, offering an ...

A medical supply company mistake threatens to complicate hundreds of drunken driving cases in Texas. An NBC 5 investigation has found blood alcohol level test tubes recalled by the manufacturer have ...