Titres dans Sciences et technologies

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.

What would you be if your finger bones grew so long that they reached your feet? You'd be a bat! What if you had no leg bones but kept your arm bones? You'd be a whale, a dolphin, or a porpoise! This entertaining book will keep listeners guessing as they learn about how our skeletons are like—and unlike—those of other animals.

When Angela Haseltine Pozzi found plastic trash polluting the beach near her home, she took action. She formed an organization called Washed Ashore and started gathering trash from beaches and using it to create incredible sculptures of wildlife. These sculptures travel the country to teach people about the importance of these animals—and the problems caused by plastic pollution. Kelly Crull highlights fourteen spectacular sculptures, along with hints to find common objects hidden among the debris. Be inspired to get creative in protecting the world’s oceans!

Water, air, sunlight, plants . . . we need these elements to live in this world. But does the world need us? And what would happen to the world if humans were gone? This is the premise of a thought-provoking book from John Coy. His insightful text explores how nature would reclaim the planet. The book gives further context and discusses what kids (and all of us) can do to truly help our planet.

When babies are born early, they often have trouble surviving. But special containers called incubators help babies grow by keeping them warm and protected. At first, people in the medical world were skeptical about incubators. But some trailblazing doctors believed in the technology—and put it on display across Europe and the United States. "Incubator exhibits" showed the public how incubators saved lives. The controversial displays led people to accept this medical innovation. Meet the doctors who invented the incubator and follow the incubator's fascinating rise with this history.

What kind of animal would you be if you had eight eyes? Or if your pupils were the shape of the letter W? Keep an eye out for weird and surprising facts in this playful book, which brings together comparative anatomy with a guessing game format. See how your animal eyes are like—and unlike—those of starfish, spiders, goats, cuttlefish, owls, and slugs. Author Sara Levine presents an insightful view of all eyes can do!

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.

Sloths spend most of their lives in trees, and until recently, scientists didn’t know very much about them. But Dr. Rebecca Cliffe was determined to discover their secrets. To find out more, she fitted sloths with special backpacks containing a device to track their activity. She learned how to climb trees in the Costa Rican jungle so she could take sloth hair samples and test their DNA. And she’s helped create sloth crossings and plant trees to ensure the sloths aren’t trapped in shrinking territories. Along the way, she earned the nickname Dr. Sloth.

Bacterial infections are a constant threat to human health. Antibiotics stop a bacterial infection from multiplying. They help treat pneumonia, strep throat, and many other infections. But before antibiotics, treatments for these diseases were limited or misguided. In 1929, the accidental discovery of the first antibiotic, a bacteria-killing liquid called penicillin, kicked off a medical revolution. The use of this new treatment has saved countless lives, from World War II soldiers to modern hospital patients. Explore current issues in antibiotics and the best ways to fight bacteria.

What dinosaur would you be if you had a bony ridge rising from the back of your skull and three horns poking up from the front? Answer: a triceratops! This book will keep you guessing as you find out how human skeletons are like—and unlike—those of dinosaurs!

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!

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.

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.

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.

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.

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.

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.

Discover a jungle of repulsive plants in this gross guide! Learn about a flower that smells like rotting meat, a plant that swallows bugs, leaves that make you itch, and more.

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.