chemical

The global chemical weapons watchdog said on Friday a nearly two-year investigation found that at least one Syrian military helicopter dropped gas cylinders on a residential building in Douma, killing 43 people.…

Southern killer whales are an endangered population of the famous black and white sea creatures also known as orcas. A new study suggests that certain chemical contaminants may be linked to orca declines. A team led by…

A fire in St Catharines ended in tragedy when police confirmed the death of a man who was caught in an explosion at a chemical disposal company. In an update to the public Friday afternoon, Niagara Regional Police Services Insp.…

Substances found during the search are examined in the building of the fire department in Castrop-Rauxel, Sunday,…