When undertaking human spaceflight, safety is the most important issue, which is why you generally want to avoid getting ...

After the Moon landing, Apollo entered its most dangerous and scientifically ambitious phase. Apollo 12 survived lightning ...

Add Yahoo as a preferred source to see more of our stories on Google. Now, more than half a century later, the crew's historic mission is capturing the public's attention again — not because of what ...

After 31 months on the moon, a bacterium discovered on the Surveyor III camera is believed to be a case of contamination. A thorough re-evaluation of the lab tests from 1970 revealed procedural flaws, ...