A contagious new COVID-19 variant called NB.1.8.1, aka "Nimbus," is now dominant in the United States, CDC data show. What to know about symptoms and vaccines.

When is the rocket launch at Cape Canaveral, Florida? Wednesday, June 25: SpaceX Starlink 10-16 Mission: A SpaceX Falcon 9 rocket will carry another payload of internet-beaming satellites to add ...