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Tech Selloff Rattles Wall Street as Iran Peace Talks Ease Oil — June 23, 2026

A sharp selloff in technology stocks weighed on North American markets Tuesday as investors continued to digest the fallout from Alphabet's steep decline and reassess valuations across Big Tech. Canada's TSX hovered near the 35,000 level, oil drifted lower on progress in U.S.-Iran peace negotiations, and gold pulled back from recent highs as hawkish Federal Reserve signals kept pressure on precious metals. 🇨🇦 Canada — TSX & Economy Index / Asset Level Change S&P/TSX Composite ~34,857 ▼ −0.32% CAD/USD ~$0.705 USD ▼ −0.19% WTI Crude Oil ~$73.67 USD/bbl ▼ −0.26% Canada CPI (May 2026) 3.2% YoY ▲ Above 3% target The S&P/TSX Composite Index dipped slightly Tuesday, retreating from the 35,000 level it briefly crossed on Monday after Canada's banking regulator freed up capital requirements for major lenders. The pullback came as tech-driven weakness from Wall Street spread northward. Financials had been a bright spot on Monday — RBC and BMO each added more than 1% aft...
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Zoonotic Diseases: Understanding the Jump from Animals to Humans

 

Zoonotic diseases are those that naturally transfer from vertebrate animals to humans. These infections can pose risks to human health, and some of the most notable examples include:

  1. COVID-19: The pandemic caused by the SARS-CoV-2 virus originated from animals, likely bats, and spread globally. Although the risk to humans is generally low, the virus continues to impact lives worldwide.

  2. Avian Flu (H5N1): Also known as bird flu, this zoonotic disease has affected both birds and humans. While human cases are relatively rare, scientists remain concerned about its potential to spread further.

  3. Ebola Virus: Ebola outbreaks have occurred in Africa, with the virus crossing from animals (likely bats or primates) to humans. These outbreaks can be severe and deadly.

  4. Salmonellosis: Caused by Salmonella bacteria, this zoonotic infection often results from consuming contaminated food or water. It can cause gastrointestinal symptoms in humans.

Understanding zoonotic diseases is crucial for preventing future outbreaks. Factors like climate change and increased human-animal interactions contribute to their emergence. As we navigate these risks, vigilance and research remain essential to safeguarding public health. 

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