"Young ex-slave Gideon Bardsley is a brilliant inventor, but the job is less glamorous than one might think, especially since the assassination attempts started. Worse yet, they're trying to destroy his greatest achievement: a calculating engine called Fiddlehead, which provides undeniable proof of something awful enough to destroy the world. Both man and machine are at risk from forces conspiring to keep the Civil War going and the money flowing....

Surveys the lives and work of such innovative women as Grace Hopper, Fannie Farmer, C. J. Walker, and Stephanie Kwolek.

Presents the lives and accomplishments of nine African American inventors whose inventions changed the world, including Howard Latimer, George Washington Carver, and Madam C.J. Walker.

Covers inventors of the past and present, including the creators of Kevlar, Coca Cola, eBay, and the Global Positioning System. Explores the early life of each inventor, their education and professional life, and their contributions to society. Surveys the history of technological advancements in fields such as agriculture, transportation, communication, entertainment, textiles, medicine, and others.

What do you get when you combine an electronics hobbyist, hacker, garage mechanic, kitchen table inventor, tinkerer, and entrepreneur? A maker, of course. Playful and creative, makers are through expertise and experimentation creating art, products, and processes that change the way we think and interact with the world. As you'll see from the 21 interviews in Makers at Work, inquisitive makers are just as apt to pick up a laser cutter or an Arduino...

"As the ward to the late Duke of Lothian, Elsbeth Carew resides at the ancestral estate of Bealadair. Fiercely attached to the manor, she loves it more than anyone else. When Connor McCraight--the new Duke of Lothian--arrives, Elsbeth does not quite know what to make of the American who has inherited the title but has never even set foot on Scottish soil. The tall, ruggedly handsome Texan sweeps through Bealadair with an air of authority Elsbeth has...

A machine that could stop radiation would shift the balance of world power overnight. In the right hands, it could herald a new age of world peace. In the wrong hands, it would spell disaster. The brilliant Dr. Wogan has designed such a machine. But she has gone missing, along with the plans. As her right-hand assistant, everyone looks to you to help find her.