In weather, "nimbus" is a type of cloud associated with heavy precipitation. In health, it's the nickname for a new strain of COVID-19 that recently became the disease's dominant variant in the U.S.

Data from the UK, Canada, and European Union all show an increase in COVID cases in recent weeks. In the US, the latest ...

Take a few polystyrene balls and some PETG plastic, wrap it around a light, and call it art—that’s the recipe that makes the little, fluffy cloud called “Nimbus,” from Mosley Meets Wilcox design haus ...

NB.1.8.1, nicknamed "nimbus," is the dominant COVID-19 strain in the U.S. Originating in Europe and Asia in March 2025, it has spread to at least 22 countries. While causing a "razor blade throat" ...