Titres dans Science et technologie

You may have heard of the Oregon Trail. In the 1840s, more than 5,000 people traveled the Oregon Trail, hoping for a better life. But did you know that science played a big role in this epic journey? Learn how covered wagons were engineered. Find out how food was preserved and diseases were treated along the trail.

On Isle Royale, a unique national park more than fifty miles from the Michigan shore and about fifteen miles from Minnesota, a thrilling drama is unfolding between wolves and moose, the island’s ultimate predator and prey. For over sixty years, in what has been known as the longest study of predator and prey in the world, scientists have studied the wolves and moose of Isle Royale and the island’s ecology to observe and investigate wildlife populations.

Leaves use sunlight to make energy, and when the sun fades, leaves burst into color.

Come visit the Last Frontier! Learn about Alaska's history, weather, geography, people, and more in this book that's all about our 49th state.

Tiny creatures lurk in the warm soil of the American South, waiting to attack a human victim. Once they invade through bare skin, the parasites travel deep into the gut of the unsuspecting host, where they suck blood like a vampire. Hookworm takes center stage in YALSA-winner Gail Jarrow’s third book of the Medical Fiascoes series. In this exciting medical mystery, she reveals how a parasite slowly drained the energy and life from millions of southerners. Can early twentieth-century scientists and doctors uncover its secrets, fight back, and cure the victims?

You may know about the sinking of the Titanic. But did you know science played a big role in the ship’s voyage, disaster, and discovery? Learn all about the ship and the events that led to its sinking.

Everything a young listener needs to know about allergies: what they are, how they are caused, what the symptoms are, and how they are treated. The text also presents real-life stories of kids who experience allergies.

Raindrops fall. Flowers bloom. Animals sip from puddles. Spring is here!

Sweet purple lilacs bloom. Tulips poke through soil. Cherry blossoms open. Spring is here!

Everything a young listener needs to know about head lice: what it is, how it happens, what the symptoms are, and how it is treated. The audiobook also presents real-life stories of kids who experience head lice.

As a female Jewish physicist in Berlin during the early 20th century, Lise Meitner had to fight for an education, a job, and equal treatment in her field, like having her name listed on her own research papers. Meitner made groundbreaking strides in the study of radiation, but when Hitler came to power in Germany, she suddenly had to face not only sexism, but also life-threatening anti-Semitism as well. Nevertheless, she persevered and one day made a discovery that rocked the world: the splitting of the atom.

With three hearts and blue blood, its gelatinous body unconstrained by jointed limbs or gravity, the octopus seems to be an alien, an inhabitant of another world. It’s baggy, boneless body sprouts eight arms covered with thousands of suckers—suckers that can taste as well as feel. The octopus also has the powers of a superhero: it can shape-shift, change color, squirt ink, pour itself through the tiniest of openings, or jet away through the sea faster than a swimmer can follow.

Why do we sleep? Do animals dream? Where is the oldest bed in the world? In this compendium of five-minute really true stories, you will travel to ancient Egypt to explore the five beds of Tutankhamun, jet off into space to discover how astronauts get ready for bed, and plunge underwater to learn how hibernating turtles breathe through their bottoms. With up-to-the-minute, expert information that is beautifully read by British actress Joanna Lumley, this audiobook is the ultimate brainy bedtime companion for young children.

On this adventure we're going to meet some BIG CATS! Get ready to learn about tigers, lions, leopards, and many more as we encounter these amazing animals in their natural habitats.

Lena, la futura suma sacerdotisa y la última bruja con la mirada de la estrella, vive atormentada a causa de sus poderes para contactar a los muertos y por la culpa de no haber podido salvar a su hermana, quien quedó atrapada en el infierno. Las cosas empeoran cuando todo parece indicar que el portal al reino del caos se cerrará en las siguientes tres lunas y la oportunidad de traerla de vuelta se perderá para siempre.

En un intento por enmendar las cosas, Lena busca la ayuda de Caleb, un demonio con sus propios planes y secretos...

Tornadoes tear through the land, skipping over one street and devastating the next. This account of some of the most extraordinary occurrences surrounding tornadoes combines their science and the personal stories of survivors and witnesses. This story will "blow away" the hardest to please listeners. Tornadoes is part of the Natural Disasters non-fiction series that will engage listeners of all ages, including English Language Learners.

The respiratory system is made up of the nose, the throat, the lungs, and other parts. But what does the respiratory system do? And how do its parts work together to keep your body healthy? Explore the respiratory system in this engaging and informative audiobook.

During an ordinary visit to the library, a young girl pulls out a not-so-ordinary book from the shelves. As she turns the pages in this book about coral reefs, the city around her slips away, and she finds herself surrounded by the coral cities of the sea and the mysterious plants and animals that live, hunt, and hide there.

In Charles River Editors' History for Kids series, your children can learn about history's most important people and events in an easy, entertaining, and educational way. The concise but comprehensive book will keep your kid's attention all the way to the end.

Today, Alexander Graham Bell is remembered almost solely for one of the few things he didn't have in his laboratory: the telephone. Long hailed as the inventor of the telephone, that accomplishment has nevertheless overshadowed a long and legendary scientific career that saw Bell contribute to a vast number of fields, ranging from geology to aeronautics. Bell also had the misfortune of being outshined by his contemporary Thomas Edison, who invented the incandescent light bulb and has gone down in history as America's greatest inventor.

Dmitri Mendeleyev gave science one of its most important discoveries when he published his periodic table of elements. The periodic table has determined much in the way of science in the past and will continue to do so in the future. The scientist behind the table came from the barren wasteland of Siberia in 19th-century Russia and rose to world acclaim for his work in chemistry.