The Van Allen probe's mission was meant to last two years, but ended up going for nearly seven.

Add Yahoo as a preferred source to see more of our stories on Google. Billboard Hot 100 re-entries are a relatively common occurrence, as songs often experience sudden gains in activity that help them ...

Forbes contributors publish independent expert analyses and insights. Providing tools and resources to start, grow and manage your business. When you return to work, highlight not just the skills ...

A 1,323-pound NASA satellite that once studied how the Van Allen radiation belts protect the planet from cosmic radiation and space weather is expected to re-enter Earth's atmosphere Tuesday at ...