What began as an unimaginable tragedy became a lifesaving system that has helped reunite thousands of families.

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Geography is harder than it looks. We're testing your recall on the U.S. states that begin with "A." Can you get a perfect score, or will you fall for the same trap as everyone else?
Put your 5 Seconds of Summer knowledge to the test with these easy-to-hard trivia questions.
U.S. mailboxes have been many different colors, but blue was adopted surprisingly recently. Here's the story behind the shade.
Frida Kahlo has become heavily mythologized, but some misconceptions—including her birth year and the idea that she was unknown during her life—are especially persistent.
This diplomat remained convinced that Americans were celebrating the wrong day.
A look back at five iconic school lunch desserts popular in the 2000s. This list examines the sugary cafeteria staples that were common during the decade, from strawberry shortcake bars to cookies.
Mozart once wrote an entire symphony in just four days. From Haydn to Schumann, these composers penned these beloved classical music staples at astounding rates.
Utah has the least number of smokers, but which state has the most?
Frida Kahlo's letters to her friends and lovers, sometimes sealed with a lipstick kiss, display both the artist's vulnerability and her precision.
These 1980s summer blockbusters remain just as entertaining decades later.
The phrase "put a sock in it" has been telling people to quiet down for more than a century. Here's the most likely story behind the expression.
Elton John has had some major hits, but how well do you remember them? Can you name them from one random lyric?
Step aside, Rhaenyra and Daemon. These historical succession conflicts take the cake.
The famous artists met in 1922 and engaged in an on-again, off-again relationship.
You might be surprised to learn which locations across the country are enjoying the most beer.
All five answers to the questions have something in common. Can you figure it out?
Accidents, the search for immortality, and war may have all played roles in the development of these aerial attractions. Here's how the word "fireworks" came to be.
From Bruce Springsteen to James Brown, expect to hear these at your holiday barbecue.