The new season of "Euphoria" premieres on HBO on April 12.

Cases of influenza in the United States are rising, driven by a new strain that public health officials worry current vaccines may not protect against as effectively. Health officials and researchers say that although the flu season has not reached its peak, the spike in cases is not historically unusual - and they stress vaccines probably still offer protection against the worst effects of the strain.Subscribe to The Post Most newsletter for the most important and interesting stories from The W

The people who manage America’s aquifers, wetlands, shorelines and recreation areas rely on federal science as they face new and rising risks in a changing climate.