These sonographs of bird song, in contrast to the sounds from traditional instruments, show complex patterns on a base frequency.
Bird song sonographs show distinct drawing patterns
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Most Uniquely Popular Job in Each State
These are the jobs in each state that are most specific to the place.
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.
Redefining Old Age
What is old? When it comes to subjects like health care and retirement, we often think of old in fixed terms. But as people live longer, it’s worth changing the definition.