Meet the Female Inventor Behind Mass-Market Paper Bags

It’s natural to think about the processes that produced the food in your daily sack lunch, but have you ever stopped to consider the manufacturing techniques behind the sack itself? The flat-bottomed brown paper bags we encounter constantly—in the lunch context, at grocery stores, in gift shops—are as unassuming as they are ubiquitous, but the story underlying them deserves recognition. At the center of it is a precocious young woman, born in Maine on the heels of the Industrial Revolution and raised in New Hampshire. Her name is Margaret Kni

The First African-American to Hold a Patent Invented ‘Dry Scouring’

The next time you pick up your clothes at the dry cleaner, send a thank you to the memory of Thomas Jennings. Jennings invented a process called ‘dry scouring,’ a forerunner of modern dry cleaning. He patented the process in 1821, making him likely the first black person in America to receive a patent.

The Woman Who Made a Device to Help Disabled Veterans Feed Themselves—and Gave It Away for Free

In 1952, Bessie Blount boarded a plane from New York to France to give away her life’s work. The 38-year-old inventor planned to hand over to the French military, free of charge, an extraordinary technology that would change lives for disabled veterans of the Second World War: an automatic feeding device. To use it, a person only needed to bite down on a switch, which would deliver a mouthful of food through a spoon-shaped tube.

Burn Calories Just By Wearing This New Sports Gear

The time is coming when even your gym clothes will help you get a better burn.

That’s the idea, at least, behind a new type of exercise clothing by New York City-based startup Physiclo. Resistance bands and mesh panels in the company’s pants and shorts work against the wearer during a workout, increasing heart rate and calorie loss.

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