Matthew Nicholls, a former Army environmental technician who studied the hazardous substances found at the US’ K2 base in Afghanistan said it was “most toxic soup” he’s ever seen.

Cyclic silicones — cyclotetrasiloxane (D4) and cyclopentasiloxane (D5) — help products dry faster and can make hair smoother, ...

Despite being filed by the hundreds and thousands, lawsuits alleging injuries from exposure to toxic substances are notoriously difficult to win.

The board that oversees California’s toxic substances agency unanimously voted Thursday to remove a controversial proposal ...