Showing titles in Science & Technology

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.

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.

Women are an important part of science. In ancient times they did science as well as math, medicine, and teaching. There were some people who said that only men could do science. But, they were wrong. Women are just as good at science and teaching science as men are.

Formaldehyde, borax, salicylic acid. Today these chemicals are used in embalming fluids, cleaning supplies, and acne medications. But just over a hundred years ago, they were routinely added to all kinds of food by unregulated and unethical companies. Noted science and history writer Gail Jarrow introduces listeners to the relentless work of U.S. government chemist Dr. Harvey Washington Wiley, who mounted a thirty-year campaign to protect consumers from harmful food and drugs. As part of his research, he tested food additives by serving them to a squad of volunteers—the poison eaters.

In the 1800s, the moist soil of the Midwest would stick to plow blades, stopping the farmers as they plowed. Young blacksmith John Deere knew about the problem, so he designed and built a self-scouring plow. With this small start, he founded the famous farm implement company Deere & Company and started down the road to success.

Growing up in the 1830s, Louis Pasteur saw the horrifying effects of diseases like rabies and tuberculosis. Filled with curiosity and imagination, Pasteur began a lifelong search for answers to his many questions about diseases. Although many scientists disagreed with his unusual ideas, his discoveries made him famous. Through his dedication and insight, Pasteur saved millions of lives and laid the groundwork for future medical advancements.

Eli Whitney’s love of inventing and pondering new ideas made him one of America’s greatest inventors. Best known for inventing the cotton gin, one of the most important American inventions of the century, he changed cotton production forever. A few years later, Whitney invented machines to make muskets that were identical. The first mass-manufacturing business in the country, his musket factory revolutionized the way Americans made things.

Experience the greatest breakthroughs in science, with the DK Science Stories series. On the battlefields of World War I, soldiers are dying from infected wounds. A young doctor witnessing the devastation vows to find a cure. In his messy laboratory a decade later, he makes an accidental...

Experience the greatest breakthroughs in science, with the DK Science Stories series. On 16th July 1969, three men sit at the top of a towering rocket. Strapped into their Command Module, the astronauts brace themselves as the engines roar into life, flames lick out from beneath the rocket, and...

Dive into a world of wonder and learning with "Educational Bedtime Stories - Extended Edition" by Aldous Williams. This enchanting collection of 40 beautifully crafted stories is designed to soothe young minds while sparking their curiosity about the world around them.

Maude scoops a jellyfish out of the water and embarks on more than a year of observation of the animal, accomplishing something countless other scientists were unable to do: trace the life cycle of a jellyfish and understand the creature’s metamorphosis from larva to adult. Maude’s story must be told. Her painstaking observations of a compass jellyfish in 1899-1900 laid the foundation for research still ongoing today.

Learn all about the lives and extended space adventure of astronauts Suni Williams and Butch Wilmore in this exciting biography. In March 2025, Suni Williams and Butch Wilmore splashed into the Gulf of Mexico. A pod of dolphins greeted them, and their friends and family celebrated their return...

From the time she was a very young girl, Rachel Carson felt a bond with nature. Growing up in Pennsylvania, she spent hours exploring meadows and woods, dreaming of seeing the ocean. As Rachel grew older, she combined her gift for writing with her love of nature, producing award-winning books about the sea. But her best-known achievement was the publication of Silent Spring, an account of the dangerous effects of pesticides on plants and animals.

Do you ever find yourself feeling curious about who created the science behind some of our most impressive structures? Or wonder who it was that invented the equipment you find in your classroom? Perhaps you’ve always wanted to know who it was that created coding, or how on earth the Egyptian Pyramids were built so long ago and yet still look brand new? Well, now you need look no further!

'चित्रमय भारत भारती' ह्या भाविसाच्या मालिकेतील वैज्ञानिक मालेतील उत्कृष्ट पुस्तक. मुलांच्या डोळ्यासमोर...

A SYDNEY TAYLOR NOTABLE BOOK Learn about the importance of vaccines and the scientific process through the fascinating life of world-renowned scientist Jonas Salk, whose pioneering discoveries changed the world forever. Dr. Jonas Salk is one of the most celebrated doctors and medical...

When George Eastman decided to make photography his hobby, "simple" was hardly the word to describe the pastime. He had to lug 50 pounds of camera equipment around with him, including the fragile glass plates that would become pictures. But resourceful George wasn't one to put up with such inconvenience for long. Click! is the story of how George Eastman developed a camera simple enough for anyone to use―the Kodak, predecessor of today's pocket instamatics―and forever revolutionized photography.

Can you feel it? That FANTASTICAL FIZZ of CURIOSITY? Lizzy Sparks has the spark, the spark of INVENTION, and she’s going to need it because her pet hamster Gizmo is MISSING! That's where Ruby, Lizzy's super-smart babysitter, comes in. She's going to show Lizzy how inventors NEVER give up … because there's an inventor in ALL of us. And maybe Lizzy can invent the perfect solution to find Gizmo.

Milton Hershey loved candy. As a boy, he saved his hard-earned pennies for the candy store. He soon discovered that he had a gift for making delicious treats and, after years of trying, Milton finally make it big. People loved his new HERSHEY'S chocolate. Listeners will delight in the story behind Hershey's mouth-watering world of chocolate.