Toxic books are in the news after four arsenic-laced volumes were quarantined from the shelves of France's national library. But how dangerous are these books? And how can you spot them? Newsweek ...

GEORGETOWN TOWNSHIP, Mich. (WOOD) — A new sign warns families in Jenison of the dangers of poison hemlock as they enter the Maplewood Park and Splash Pad on 12th Avenue. The invasive plant has also ...

NASHVILLE, Tenn. (WKRN) — A highly toxic plant, that can be deadly if ingested, is spreading fast around the U.S. Poison hemlock (or Conium maculatum) is about to flower in Tennessee, according to the ...