If you've never driven your car into a lake, thank Gladys West.

She is one of the mathematicians responsible for developing the global positioning system, better known as GPS.

Like many of the black women responsible for American achievements in math and science, West isn't exactly a household name. But after she mentioned her contribution in a biography she wrote for a sorority function, her community turned their attention to this local "hidden figure."

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What can we learn from letting seventh graders take the SAT?

In the 1960s, psychologist Julian Stanley realized that if you took the best-testing seventh graders from around the country and gave them standard college entry exams, those kids would score, on average, about as well as the typical college-bound high school senior.

However, the seventh graders who scored as well or better than high schoolers, Stanley found, had off-the-charts aptitude in quantitative, logical, and spatial reasoning.

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When James Damore sent his inaccurate and problematic memo on diversity in the workplace, the internet, tech experts, and the general world responded with justified frustration.

Photo by Leon Neal/Getty Images

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The market for jobs in science, technology, engineering, and math (STEM) is one of the fastest growing in the United States.

If you're still wondering why, just look around: Millions of people are carrying small computers in their pockets. We can play the most advanced video games in the world on a device thinner than a pencil. Our watches can track and send our heartbeats to loved ones on the other side of the planet, and every 20-something with a plaid shirt secretly dreams of inventing the next Facebook.

Talking is texting, dating is Tinder-ing, and ordering hangover takeout is an experience joyously free of human contact. Not to mention all the progress and innovations in health and medicine that keep many of us alive longer and longer every day.

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