Pollinators are under threat from diseases, pesticides and habitat loss. Download this poster and find out how you can protect them.
U.S. scientists are developing new approaches to reduce desertification and in some cases return harmed land to its earlier fertile condition.
Once every 17 years, billions of cicadas emerge from underground in more than a dozen U.S. states. Learn more about this strange natural wonder.
The United States is working with Arctic partners to ensure a peaceful, prosperous and environmentally healthy future for the region.
In a mission that sounds like the plot of a Hollywood blockbuster, NASA plans to test its ability to alter the course of a distant asteroid.
Air pollution affects countries across Southeast Asia. Learn more about how the U.S. and Thailand are working together to reduce pollution.
Learn how astronaut Alan Shepard's 15-minute sub-orbital flight 60 years ago opened the door to lunar landings and other space missions.
Apollo 11 astronaut Michael Collins, who died April 28, made history during the 1969 moon landing. Learn about his public service legacy.
The United States is advancing multilateral plans to return to the moon and explore Mars. Learn about upcoming NASA missions.