検索キーワード： 科学・テクノロジー

Sneakers grew out of efforts to make more durable, more comfortable shoes—and became a major link between sports and fashion. Their sales rose with the popularity of tennis and exploded along with basketball, leading to celebrity endorsements, big-name brands, and continued technological breakthroughs. In the twenty-first century, sneakers are still evolving, along with "sneaker influencer" social media, smart tech, and other hot new trends.

Open wide! Compare your teeth to those of other animals and find out why teeth come in so many different shapes and sizes. What animal would you be if a few of your teeth grew so long that they stuck out of your mouth even when it was closed? What would you be if your top canine teeth grew almost all the way down to your feet? This book will keep you guessing as you hear about how human teeth are like—and unlike—those of other animals.

Rocks may seem like boring, static objeRocks may seem like boring, static objects—until you discover that a rock can spark a fire, glow in the dark, and provide shelters of all shapes and sizes. Laura Purdie Salas's lyrical rhyming text shows how rocks decorate and strengthen the world around them.cts—until you discover that a rock can spark a fire, glow in the dark, and provide shelters of all shapes and sizes. Laura Purdie Salas's lyrical rhyming text and Violeta Dabija's glowing illustrations show how rocks decorate and strengthen the world around them.

With X-rays, doctors detect problems human eyes can't see. X-rays are a form of invisible radiation. This powerful medical technology helps experts look inside the body and even treat illnesses. But early on, X-rays caused harm too, as people used them without enough protection. This history covers the discovery of X-rays, the development of safety standards, and the rise of more powerful and precise X-ray machines. Find out how modern doctors create digital images of the inner body—even 3D images of our brains!

For centuries, people misunderstood how the heart works. As our knowledge grew, heart surgery remained a dangerous medical procedure. Even after organ transplants become common, surgeons struggled to transplant hearts and keep patients alive. But small groups of pioneering doctors attempted this difficult surgery, changing the lives of patients. This history traces their leap forward and the medical world's newest advancements in heart health technology. Learn about innovations such as artificial hearts and 3D-printed living tissue.

Earth is home to trillions of germs. But for most of human history, people didn't know germs existed! Healers of the past had different ideas about illnesses and their cures. They blamed illnesses on other causes and sometimes tried dangerous treatments. The invention of tools such as the microscope changed everything, allowing doctors and scientists to see germs and study their effects. This vivid history profiles the people who helped discover germs. Discover the ongoing breakthroughs in research—and germs' surprising benefits for safety and sustainable energy.

Video games evolved over decades from simple consoles to cutting-edge entertainment in homes and arcades. In the twenty-first century, they've also become some of the world's most popular apps. Find out more about the technological innovations, major players, and controversies that have made video game history. And from the role of game cartridges to the power of the internet, learn how new inventions keep taking gaming to the next level.

Why should the bright and flashy animals get all of the attention? If you look closely at some seemingly ordinary animals, you may find a colorful surprise. A lizard is brown. A hippo is gray. But wait! The lizard has a blue tongue to scare predators, and the hippo has pink "sweat" that protects it from the sun! Enjoy author Jane Park's rhyming nonfiction text in this playful exploration of animals' hidden colors.

Lena Blackburne loved baseball. He watched it, he played it, he coached it. But he didn't love the ways players broke in new baseballs. Tired of soggy, blackened, stinky baseballs, he found a better way. Thanks to a well-timed fishing trip and a top-secret mud recipe, Lena Blackburne Baseball Rubbing Mud was born. For seventy-five years, baseball teams have used Lena's magic mud to prepare baseballs before every game. Listen to the story of how Lena's mud went from a riverbank to the major leagues and all the way to the Hall of Fame.

Vaccines have been used to safely introduce people's bodies to diseases for centuries, and they save millions of lives each year. By giving people a weakened or dead version of a disease, a vaccine allows the body to develop antibodies which recognize and fight the disease later on. Early vaccinations used dry scabs from smallpox to promote smallpox immunity. Doctors and scientists across nations took and improved the method, developing vaccines for health crises from whooping cough to polio to COVID-19. This history features famous cases and current challenges.

Cell phones allowed people to connect on the go, and smartphones have transformed the way we share information. From the earliest landlines to the minicomputers that link people across the world, discover the shifts in phone technology that shaped modern communication—and the people who made them happen. This history also shows the big changes in design, size, and battery life that took place before mobile phones hit the center of popular culture.

These creepy creatures will make your skin crawl! Learn about blood-sucking leeches, smelly stinkbugs, giant centipedes, and more. See how their disgusting behaviors keep these animals alive.

These gross animals are fleshy, slimy, and deadly! Learn about blood-sucking fish, stinky skunks, scary goblin sharks and more. Discover how disgusting traits help these animals survive.

Shazam Sisters is a children's book that highlights five women in history who pushed through barriers, and always held a curious mind for the world around them. The innovative style of the stories along opens a child's mind to imagination and the possibilities that await them. These amazing women did not allow the restraints of society to define them. They defined their place in society with tenacity and determination.

What would you do if you turned on the faucet one day and nothing happened? What if you learned the water in your home was harmful to drink? Water is essential for life on this planet, but not every community has the safe, clean water it needs. In When the World Runs Dry, award-winning science writer Nancy Castaldo takes listeners from Flint, Michigan, and Newark, New Jersey, to Iran and Cape Town, South Africa, to explore the various ways in which water around the world is in danger, why we must act now, and why you’re never too young to make a difference.

The human body is full of many wonders, some of which we have yet to explore! There's so much to discover, especially for young scientists! Jump-start your child's learning of biology with this program. In this book, kids will take a journey with Dr. Discovery Jones on an exciting and educational journey throughout the human body looking at the cells, the tissues, and the organs! Filled with fun facts, this book will fill young and curious minds with a great foundational knowledge of how the human body works.

What do you want to be? Will you have friends? Will you like working hard? Will your boss be nice? Listen to the book and find out!

Meg Lowman was always fascinated by the natural world above her head—the colors, the branches, and, most of all, the leaves and mysterious organisms living there. Meg set out to climb up and investigate the rain forest tree canopies—and to be the first scientist to do so. But she encountered challenge after challenge. Male teachers would not let her into their classrooms, the high canopy was difficult to get to, and worst of all, people were logging and clearing the forests. Meg never gave up or gave in.

All his life, William Stanley searched for a wild place of his own. Growing up in the straightened-out city blocks of his childhood and finding some respite in summer trips to a cabin in the woods, he yearned for space, fragrant soil, tall trees, and the silence that surrounds them. In Hawaii, he learned of acres of land depleted from toxic agricultural practices, and he became determined to restore that land and create one of the most comprehensive palm gardens in the world.

A tiny honeybee emerges through the wax cap of her cell. Driven to protect and take care of her hive, she cleans the nursery and feeds the larvae and the queen. But is she strong enough to fly? Not yet! Apis builds wax comb to store honey and transfers pollen from other bees into the storage. She defends the hive from invaders. And finally, she begins her new life as an adventurer. The confining walls of the hive fall away as Apis takes to the air, finally free, into a clear blue sky full of promise.