Congress is considering a bill that could punish countries for artificially boosting oil prices. What could that mean for warming ties between Russia and Saudi Arabia?

Since Russia’s 2014 invasion of Ukraine, Western powers have hit Moscow with economic sanctions, hoping to put a stop to President Vladimir Putin’s aggression. Have they worked?

Measles cases have spiked as a growing number of anti-vaxxers, opting out of immunizations for their kids, threaten decades of progress toward eliminating the disease.