NASA recently released composite images of the Earth at night based on 2016 data, which was a follow-up to similar images for 2012. John Nelson compared the two, specifically looking for new lights that came on (blue) and lights that went off (pink). The former, suggesting growth and the latter, suggesting decline.
Shift in world’s night lights
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How Cause of Death Shifted with Age and Time in America
As we get older, our life expectancy declines. But when and how quickly the decline happens and how it happens has changed over the years.
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.