New research shows U.S.-based scientists are testing AI tools to help design viral proteins and genomes, reviving debate over lab safety and oversight. Federal agencies and research institutions say the work is aimed at preparedness, but details about guardrails remain under close scrutiny.

The U.S. added fewer jobs than expected in July, and sharp downward revisions to May and June made the labor picture look weaker than many economists thought. The unemployment rate also edged up, adding to the mixed signals for workers, travelers, and local businesses.

Two of the West’s most important reservoirs are again sitting at unusually low levels, underscoring how persistent drought and heavy water demand are reshaping the Colorado River system. Federal data shows Lake Mead and Lake Powell remain far below full capacity as water agencies brace for another tight year.

Federal forecasters say this El Niño ranks among the strongest on record and could shift winter patterns across much of the United States. That means wetter conditions in the South, milder weather in parts of the North, and a season that may not look typical from coast to coast.

Financial professionals are warning that many middle-class retirees may be overlooking how Social Security taxes and claiming timing can affect their monthly income. The concern centers on retirement planning gaps that can reduce benefits or raise surprise tax bills.

Federal officials have added new entry limits and screening rules for travelers coming from Ebola-affected parts of West Africa. The changes focus on a small number of U.S. airports and increase monitoring after the 2014 outbreak response expanded.