検索キーワード： 科学・テクノロジー

Farm fields can span hundreds of acres. With so much area to cover, checking crops and livestock can be difficult. But with an agricultural drone, this job becomes much simpler. Young listeners will discover how drones help farmers maximize efficiencies and bring abundant harvests.

“The world's leading alien hunter” — New York Times Magazine From acclaimed Harvard astrophysicist and bestselling author of Extraterrestrial comes a mind-expanding new book explaining why becoming an interstellar species is imperative for humanity’s survival and detailing a game plan...

Ankylosaurus and other armored dinosaurs were the tanks of the prehistoric world. Sharp spikes and rock-hard plates protected these plant eaters from dangerous predators.

Helicopters and airplanes aren’t the only aircraft launching to the skies anymore. Thousands of recreational drones are launched every day. Whether owners make their own drones or buy them, recreational drone use shows no signs of slowing down. Young listeners will learn all about these UAVs and the rules those flying them need to follow.

Discover the plants and animals that live in a cave.

Travel to Mexico. Find out the facts about this country in North America.

Flowering plants, cone-bearing plants, ferns, and mosses make up the four main plant groups. But did you know that each of these groups has a different life cycle? Or that some plants reproduce with seeds and others reproduce with spores? This fascinating book investigates the life cycles of each of the four main plant groups.

What do computer coder Grace Hopper, astronaut Mae Jemison, and scientist Rachel Carson all have in common? They were girls who could do anything they set their minds to! Each woman started with a dream, followed her passion, and achieved big things. The Girls Who Could is a fun series of stories about real women who have made a difference in the world through inspired action.

Black holes are one of the greatest mysteries of outer space. No visible light can escape the strong gravity of a black hole. This makes black holes invisible - and very difficult to study. But scientists make new discoveries and develop new theories about these mysterious objects every day. In 2015, astronomers were able to finally confirm a theory that Einstein had developed 100 years earlier! And in 2016, scientists found that black holes may form in a different way than they ever thought possible.

Sunlight, air, water, and minerals help keep plants alive. But do you know how much water is needed for a seed to sprout? Or what a plant will do to find the light it needs? Let's experiment to find out! Simple step-by-step instructions help listeners explore key science concepts.

Giraffes are the tallest animals in the world. Baby giraffes grow fast. Soon they are almost as tall as their mothers. Baby giraffes' coats blend in with the African grasses. This keeps them safe from lions and leopards. How do baby giraffes grow and change? Listen to this book to find out!

Ecology for Kids helps children aged 10 and up better understand the complexity of the natural world and the web of life. Topics covered include predator and prey relationships, and how creatures are interconnected via food chains. The book also explores how these food chains can be impacted by extinction events and the potential impacts of global warming and actions that can be taken to reduce the impact. This is a great guide to some important biology topics for interested middle schoolers.

Willi Weitzel ist mit Leib und Seele Reporter für die nach ihm benannten Sendereihen Willi wills wissen. Er stellt die richtigen Fragen, um ein Thema zu erfassen, betrachtet die Dinge auch mal von der anderen Seite und bringt selbst komplizierte Sachverhalte auf den Punkt.

Today, everyone is familiar with Neil Armstrong's famous words as he first set foot on the moon: "one small step for man; one giant leap for mankind." But America's journey to the moon was anything but simple. In 1957, the Soviet Union launched Sputnik, the world's first satellite, into orbit; later that year, America's first attempt was such a failure that the media nicknamed it "Kaputnik." Still, we didn't give up. With each failure, we gleaned valuable information about what went wrong, and how to avoid it in the future. So we tried again. And again. And each time we failed, we failed a little bit better.

Listen and relive exciting tales from Highlights, now on audio! Learn about five successful Americans and the teacher who encouraged them and how to use a balloon to predict the weather, along with other stories about learning. Stories include: "Being Inspired by Teachers" by Marty Kaminsky, "Find the Crescent Moon" by Ken Croswell, PhD, "Get to Know a Million" by Stephen Whitt, "Hot Lava Under My Feet" by Chris Dietel, "How Do You Measure Up?" by Janet Slingerland Hammond, and more.

In the history of life on this planet, 99.9 percent of all species have gone extinct. But a few have survived almost unchanged. Author Rebecca E. Hirsch introduces listeners to six living fossils, including the chambered nautilus, the horseshoe crab with its sticky blue blood, and venomous platypuses that sting, as well as a comprehensive explanation of evolution and extinction for listeners who may not be familiar with the terms yet.

Have you ever dreamed of going to outer space? When Sally Ride was a little girl, she watched on TV as astronaut John Glenn launched into space. Twenty years later, she became the first American woman to go to space. Ride had loved science since she was young. Some of her teachers thought she was wasting her time studying science, but she went on to earn her PhD in astrophysics anyway. When NASA's astronaut training program opened to women, Ride quickly applied. Some people thought women couldn't handle space flight. But Ride worked hard and proved them all wrong.

Learn what a mountain gorilla has in common with a hippopotamus. Find out what sets a mountain gorilla apart from a raccoon or a mountain lion. Listeners will compare key traits of mountain gorillas - their appearance, behavior, habitat, and life cycle - to traits of other mammals. Through gathering information about similarities and differences, listeners will make connections and draw conclusions about what makes this animal a mammal and how mammals are alike and different from each other.

Did you know that people with rakes used to do the work of garbage trucks? Or that porta-potties were put on ships to keep workers from running to shore for bathroom breaks? Get ready to learn the odd stories behind inventions you use every day. From the T.P. of Chinese emperors to the landfills of ancient Greece, you'll find out how we got the sanitation inventions that keep us healthy and keep the world smelling fresh.

Newbery Honor author Rodman Philbrick presents a gripping yet poignant novel about a 12-year-old boy and his dog who become trapped in New Orleans during the horrors of Hurricane Katrina. Zane Dupree is a charismatic 12-year-old boy of mixed race visiting a relative in New Orleans when Hurricane Katrina hits. Unexpectedly separated from all family, Zane and his dog experience the terror of Katrina's wind, rain, and horrific flooding.

Dear Moon is a simple book for toddlers that will teach every boy and girl the most important things about the moon. The little ones can find out why our moon is so important for people, plants, and animals, how we enjoy the nighttime sky and the gentle glow upon earth and our stars. Let your child discover the moon's beauty with a fun book filled with simple sentences that everyone can understand. This way, Dear Moon will become your kid's favorite bedtime story!

Earth! My First 4.54 Billion Years is a lighthearted nonfiction audiobook about the formation and history of the world--told from the perspective of the Earth itself! "Hi, I’m Earth! But you can call me Planet Awesome." Prepare to learn all about Earth from the point-of-view of Earth herself!...

What do all the things you can see and touch in the universe have in common? Atoms! Made up of electrons, protons, and neutrons, atoms are so tiny you can’t see them without special microscopes.

Opal has almost done it all – fighting monsters, protecting people from pillagers and even defeating the legendary Ender Dragon! But that’s all in the past. Now, Opal has hung up their adventuring hat and is living the life of a happy crafter, far more likely to build you a bed than fight a Wither. In fact, Opal has decided that their time is best spent building their Dream Manor outside the very village that displays the Ender Dragon Skull they brought back from the End!

Tyrannosaurus rex and its relatives were fearsome meat eaters and deadly predators. Their strong teeth and jaws could crush bone. Go back to a time when these mighty carnivores walked the earth.

How did the bananas on your breakfast cereal get to your local grocery store? Easy-to-understand text explains how food gets from farms to stores and describes the role of the community workers who make it all possible.

How does a seed become a yummy ear of corn? A farmer plants seeds. The seeds change into plants. Plants grow. Soon cobs grow on the plants. Learn about the life cycle of corn step by step.

Meet fascinating animals that live in polar regions, including harp seals, leopard seals, orcas, penguins, polar bears, and walruses. Which ones live at both poles? Pair this nonfiction title with its fiction companion book, The Little Penguin.

Biomes are home to unique animals and plants. Introduce beginning listeners to the African savanna biome! Listeners will learn about the characteristics of the land and weather and how zebras, lions, giraffes, and other animals have adapted to life in this amazing biome.

In January 1776, George Washington had a problem: the British army controlled the city of Boston. The colonial army needed to force the British to leave. But how? Washington had a solution: ask his engineer Rufus Putnam to solve the problem. They needed to take control of the high ground, Dorchester Heights, just south of Boston. They could place cannons there to bombard the British army.