Ahead of COP26 in November, countries around the world are making new pledges to reduce greenhouse gases or updating old ones.
The WHO has recommended a malaria vaccine called RTS,S for widespread use. Learn the role the U.S. played in this "historic moment."
Secretary of State Antony Blinken traveled to Paris to discuss solutions to pressing issues with European allies.
U.S. army soldiers are teaching children in Djibouti about nutrition and dental health. Learn more about the difference they are making.
U.S. State Department officials met with Haitian leaders to discuss ways to address the root causes of their migration crisis.
By acknowledging their own mental health battles, athletes are raising awareness of conditions that affect millions worldwide.
Today's COVID-19 vaccines are based upon research about messenger RNA that has won two University of Pennsylvania scientists a coveted honor.
The U.S. Department of Energy's 2021 "Solar Futures Study" found that solar power could constitute up to 45% of the nation's energy by 2050.
In Egypt, a much-loved (but damaged) heritage site has now been revived through a U.S. State Department cultural preservation program.