New forms of fentanyl are created every day. For law enforcement, that poses a challenge: How do you identify a chemical you've never seen before? Researchers at Lawrence Livermore National Laboratory ...

MEMPHIS, Tenn. - It's a cool and chilly start to the day with clouds. Temperatures this Tuesday afternoon are expected to rise into the low/mid-60s across the Mid-South. Rain chance: 10%. Winds: 10/15 ...