California's two most densely inhabited regions and its agricultural breadbasket will be under stay-at-home orders by Sunday night as the COVID-19 pandemic strains hospitals in the most populous U.S.
California on Monday announced an app to help people track their exposure to the coronavirus, becoming the biggest U.S. state to take advantage of new technology from smartphone software makers Apple ...
CoV-2, the coronavirus behind the COVID-19 pandemic, constantly mutate. Since 2025, multiple new variants have emerged, each carrying different levels of risk and threat to people’s health.