Heart failure -- like structural failure in an aircraft -- is serious business.
Heart failure -- like structural failure in an aircraft -- is serious business.
Forty years ago Apollo 10 launched from Kennedy Space Center on a test mission. Read more historical facts in This Month in Exploration.
Astronauts were inspired by their living quarters to create a process that produces clean biofuels.
Tom Benson teaches students the physics of flight by comparing airplanes and rockets to baseball.
Fifty years ago the first American astronauts were selected for Project Mercury. Read more historical facts in This Month in Exploration.
Forty years ago, the first docking of two manned American spacecraft occurred during the Apollo 9 mission. Read more historical facts in This Month in Exploration.