In this astronauts worksheet, students read about the accomplishments of Sally Ride, Neil Armstrong, and John Glenn. Then students complete 27 multiple choice, 2 true or false, and 3 short answer questions.

NASA-sponsored coverage and research on a range of topics related to space exploration -- flying weather stations, comets, first steps on the Moon, and other space-related topics -- are presented in age-appropriate activities, lesson...

Watch, listen, and relive the excitement of the Apollo 11 lunar landing as experienced minute-by-minute by the courageous crew of Apollo 11 and Mission Control.

Innovations in transportation, communication, and weapons transformed the world in the 20th century. The modern era is the most complex yet, and the most fragile. This photo gallery highlights some of these innovations.