In this video, Dr. Kelly Fast explains the reason for the seasons on Earth, describes what happens during an equinox, and explains whether or not other planets in our solar system have seasons.
Are any sunspots on the sun today? Visit this site to find out! Watch videos to learn more about the sun and how it affects Earth.
Grab a telescope, binoculars or just a lawn chair, and head out to the backyard for a night of cosmic sightseeing.
In a world where astronauts live and work in space, where tasks aboard the International Space Station can be time-consuming and dangerous, who will we turn to?
Watch live as student teams from Southern California put their LEGO robots to the test on March 15, 2011. Plus, send in questions to be answered by a robotics engineer.
Leland Melvin, NASA's Associate Administrator for Education celebrates Black History Month and the combined experiences and achievements of all African-American people.
02.09.11 - Students at Ferebee-Hope Elementary School got a special visit from NASA's associate administrator for education and two-time astronaut, Leland Melvin.
02.10.11 - A NASA astronaut, a Mars rover "driver" and a space suit designer joined more than 1,000 middle school students in Long Beach, Calif., to discuss careers in space exploration.
What is engineering and who exactly is an engineer? Learn more in this video!
Learn more about Robonaut 2, view videos and images, and explore NASA's new dexterous humanoid robot through 3DV virtuality.
Grab a telescope, binoculars or just a lawn chair, and head out to the backyard for a night of cosmic sightseeing.
01.28.10 - Administrator Bolden discussed his military and space career and the importance of science, technology, engineering and math, or STEM, education for tomorrow's careers.
Choose your favorite from each group.
Devastating floods in Australia, torrential rains in South America and crippling snow in parts of the United States. Do these severe weather conditions have a common origin?
Grab a telescope, binoculars or just a lawn chair, and head out to the backyard for a night of cosmic sightseeing.
Astronaut Leland Melvin talks about the inspiration of dining in space with an international crew, the varied blues of the Caribbean and the challenges of inspiring students and teachers.
In 2010, NASA set a new course for human spaceflight, helped rewrite science textbooks, put the finishing touches on one of the world's greatest engineering marvels and made major contributions to life on Earth.
› Learn More | › Vote on the Top Stories of 2010
Have you ever wondered how astronauts sleep on the International Space Station? Or how many days astronauts wear the same pair of underwear? Watch the tour of the crew quarters to find out!
Watch videos in Spanish about a NASA game, a humanoid robot, spacesuits and more. Hispanic NASA employees explain their work on these projects.
Grab a telescope, binoculars or just a lawn chair, and head out to the backyard for a night of cosmic sightseeing.