Technology Biography

This audiobook tells the story of how Alexander Graham Bell came up with the telephone, and how his invention changed the way people communicate.

Meriwether Lewis had been commissioned by President Jefferson to lead a daring expedition so remarkable it would become one of the most famous explorations in history. He chose as his co-captain William Clark. Their mission—to find a land route to the Pacific Ocean while learning as much as possible about the thousands of miles of unexplored territory they struggled through (1774-1809).

David Aguilar was born missing part of one arm, a small detail that seemed to define his life and limit people’s ideas of who he was and who he could be. But in this funny and heartfelt memoir, David proves that he can throw out the rulebook and people’s expectations and maybe even make a difference in the world—and all with a sense of humor.

Far Side of the Moon is the untold, fully authorized story of the lives of Frank and Susan Borman. One was a famous astronaut - an instrumental part of the Apollo space program - but the other was just as much a warrior. This real-life love story is far from a fairy tale. Life as a military wife was beyond demanding, but Susan always rose to the occasion. When Frank joined NASA and was selected to command the first mission to orbit the moon, Susan’s well-hidden depression and alcoholism finally came to light.

Le fondateur de la théorie du chaos et de la relativité. Cédric Villani nous guide à travers l'œuvre de Henri Poincaré, qui fut le plus grand mathématicien de son temps, un éminent philosophe des sciences et le précurseur génial dans de nombreux domaines de recherches qu'il a fondés, la théorie du chaos et la relativité notamment. Une lumineuse histoire des sciences.

Garrett Morgan was an inventor concerned for the well-being of other people. His inventions included the safety hood gas mask and signals that set the standard for today's traffic lights. It is easy to see that the lives of many people were made better or saved by Garrett Morgan’s inventions.

Every visitor of Yosemite National Park in California should say "thank you" to one man: John Muir.

Galileo used his telescope to discover new and marvelous mysteries in the night sky!

Srinivasa Ramanujan has been described as a rock-star mathematician. Though he died almost one hundred years ago, his work in mathematics will always be important.

Did you know the Nobel Prize is named after the man who invented dynamite? Learn all about the life of Alfred Nobel, who grew up in a desperately poor family.

Joseph Montgolfier and his brother Étienne developed the first balloon. But its first riders were a sheep, a rooster, and a duck!

Meet Doug Taron, a scientist who studies butterflies and other Insects & Arachnids at the Peggy Notebaert Nature Museum in Chicago.

An old timer regales the audience with the story of the Stanley brothers and their famous Stanley Steamer, a steam-powered automobile.

Isaac Newton did not discover gravity; people had noticed it before! But he did figure out the rules for how it works.

Why would Geoffrey Pyke propose a strange idea like building an aircraft carrier from a mixture of ice and wood pulp?

In 1752, the sky in Philadelphia, Pennsylvania, darkened. A thunderstorm was coming. Benjamin Franklin was ready to perform an experiment. He wanted to show the electrical nature of lightning. His experiment was a success, but he didn’t discover electricity that day. Myths about Franklin and his experiment have been told for years. Discover what’s real and what’s fiction through infographics, primary sources, and expertly leveled text.

In 1949, Dorothy Vaughan became the first African American woman to lead a team at NASA's Langley Research Center. Her work as a mathematician was an important part of helping the United States explore space. Learn more about Vaughan's life as a famous mathematician!

Stephen Hawking was one of the greatest minds of our time. His theories about the universe have changed the way we think about black holes and the Big Bang. Learn more about the physicist on wheels who traveled the world.

Explore the life and achievements of Rachel Carson, a ground-breaking scientist who worked to protect the Earth.

A squared plus b squared equals c squared. It sounds simple, doesn’t it? Yet this familiar expression opens a gateway into the riotous garden of mathematics, and sends us on a journey of exploration in the company of two inspired guides, Robert and Ellen Kaplan. With wit, verve, and clarity, they trace the life of the Pythagorean theorem, from ancient Babylon to the present, visiting along the way Leonardo da Vinci, Albert Einstein, President James Garfield, and the Freemasons - not to mention the elusive Pythagoras himself.