556 people have gone to space. In an article on their changed perspectives, Jason Treat for National Geographic shows when these select few went on their travels.
All the astronauts and their spaceflights
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Tooth Fairy Exchange Rate
Calculating how much money a kid gets after exchanging all twenty baby teeth.
Saving for Retirement and Age
People tend to have more money saved up over time, but range and variation also grow, and often it’s not enough.
Life Expectancy of Pets
When looking into getting a pet, it’s important to consider life expectancy. You probably don’t want to accidentally sign up for a twenty-year commitment with an impulse adoption at the pet store.