6 trends tracked about this subject — the full history, oldest to newest below.
Experts warn that a tighter food supply chain may be fuelling a rise in cyclospora infections as authorities roll out new safety guidance.
A 390-million-year-old meteorite impact crater has been discovered in Quebec by an amateur astronomer.
Scientists have identified the first-known instance of contagious cancer in fish, spreading across lakes in Canada and the U.S.
An amateur astronomer's Google Maps discovery in Quebec has been confirmed as a 390-million-year-old meteorite impact crater.
Ontario joins Quebec in lowering the age for colorectal cancer screening to 45, sparking debate on testing methods.
Current discourse explores the risks of solar storms to global infrastructure and potential scientific shields to protect Earth.