ST. LOUIS COUNTY, Mo. — The U.S. Army Corps of Engineers plans to install what could end up being scores of signs sometime in November across north St. Louis County to warn people about the dangers of ...

An undated photo from the 1980s, of two teenagers stepping on rocks and wooden planks on Coldwater Creek. The photo is from a scrapbook kept by Sandy Delcoure, who lived on Willow Creek in Florissant ...

The signs released by the U.S. Army Corps of Engineers warn of "low-level radioactive materials present" near Coldwater Creek in St. Louis. Federal officials plan to post warning signs along a ...

Gov. Ron DeSantis (R-FL) signed a bill Thursday that could allow phosphogypsum, a radioactive material, to be used in road construction. The legislation adds the radioactive waste to a list of ...

Florida Gov. Ron DeSantis has signed what critics call a “radioactive roads” bill that would allow new highway construction to use radioactive mining waste tied to cancer. The bill, which DeSantis ...

Gov. DeSantis signed a bill that could pave the way for the use of radioactive fertilizer waste in road construction across the state. The bill permits the use of toxic phosphogypsum in “demonstration ...

Florida is another step closer to paving its roads with phosphogypsum — a radioactive waste material from the fertilizer industry — after Gov. Ron DeSantis signed a controversial bill into law ...

This article originally appeared on Inside Climate News, a nonprofit, nonpartisan news organization that covers climate, energy and the environment. Sign up for their newsletter here. When John ...

MONTREAL, Dec. 17, 2025 (GLOBE NEWSWIRE) -- PyroGenesis Inc. (“PyroGenesis”) (TSX: PYR) (OTCQX: PYRGF) (FRA: 8PY1), the leader in ultra-high temperature processes and engineering innovation, and a ...

Federal officials plan to post warning signs along a contaminated suburban St. Louis creek where generations of children were exposed to radioactive material. Coldwater Creek, which winds between ...