Several COVID-19 variants are acting uniquely enough to qualify as a distinct strain. And you might have heard about one on ...

WASHINGTON - In a press briefing Friday, the head of the WHO said the delta variant is "quickly becoming the dominant strain in many countries," and thus, the world is in a "very dangerous period" of ...

The more contagious Delta variant of Covid-19 now makes up 83% of sequenced samples in the United States, US Centers for Disease Control and Prevention Director Dr. Rochelle Walensky said Tuesday.

TSX closes down 0.6% Posts lowest close since Aug. 4 Financials fall 0.7%; energy ends down 1.2% U.S. oil settles 1% lower TORONTO, Aug 17 (Reuters) - Canada's main stock index fell for a fourth day ...