検索キーワード： 科学・テクノロジー

Polar bears roam the Arctic tundra searching for food. Find out how these cold weather bears stay warm and survive in their frigid environment. Learn what polar bears eat, how they care for their young, and more in Polar Bears Are Awesome.

The Earth is definitely getting warmer. There's no argument about that, but who, or what, is the cause? While the vast majority of scientists who study the environment agree that humans play a large part in climate change, there is a counterargument. Author Gail Herman presents both sides of the debate in this fact-based, fair-minded, and well-researched book that looks at the subject from many perspectives, including scientific, social, and political.

A highly secure military base sits in the middle of the Nevada Desert. What happens inside is kept top secret. Many UFO sightings have been reported nearby. Some people even say alien bodies are stored there. What really goes on behind its highly guarded fences? Explore the theories and learn why Area 51 has become one of history’s greatest mysteries.

In 1811, while exploring the cliffs near Lyme Regis, England, 12-year-old Mary Anning made the find of a lifetime. There in the rocks was the skeleton of a strange creature. Mary's find was later named Ichthyosaurus, a reptile that lived more than 250 million years ago. Anning went on to have a long career finding and identifying dinosaur fossils. However, her work often went unrecognized by male scientists of the time, and she received little credit until long after her death. Learn about Mary Anning's perseverance and her important discoveries in paleontology.

An animal that looks like a turtle munches on some grass. It has scales and a hard shell. But is it a turtle or a tortoise? Turtles and tortoises are similar, but they have some important differences. Find out how their legs, feet, shells, and behaviors can all help you tell these two animal look-alikes apart.

There’s a new baby joining the herd. It’s an African elephant calf! Learn all about these big babies, including what they eat, what they weigh, how they’re raised, and how big they grow.

Experience some of history's biggest disasters in these engaging titles. Reluctant listeners will hear about characters as they navigate tragedies like the sinking of the Titanic and the attack on Pearl Harbor. This volume includes The Apollo 13 Mission and The Attack on Pearl Harbor.

One day in 1882, Thomas Edison flipped a switch that lit up lower Manhattan with incandescent light and changed the way people live ever after. The electric light bulb was only one of thousands of Edison’s inventions, which include the phonograph and the kinetoscope, an early precursor to the movie camera. As a boy, observing a robin catch a worm and then take flight, he fed a playmate a mixture of worms and water to see if she could fly! An accessible, appealing biography of the inventor.

In 1884, Sarah Winchester began building a large mansion in Santa Clara County, California. Under Sarah's direction, the house rose to be seven stories high and filled with mysterious features, including stairs that lead to nowhere and windows that look into other interior rooms. The house is more than just oddly designed, however: Many people believe that it is haunted.

After years of harsh monsoon seasons, a forest on the river island of Majuli is in danger of being slowly washed away. Jadav is determined to save the forest he loves. This is the true story of how one young boy dedicated his life to creating and cultivating an expansive forest that continues to grow to this day. In a world impacted by climate change, Jadav Payeng’s inspirational story shows how one person’s contributions can make a difference in helping to save our environment.

From the first immunosuppressant drugs to the first successful heart transplant, this exploration of scientific inquiry celebrates the greatest developments to date in transplant medicine. Get to know the physicians, scientists, and other researchers responsible for these breakthroughs in medicine.

Take flight with the pilots who keep both the skies and land safe. Young listeners will explore their careers, the thrilling technology they use, and the dangers fighter pilots face every day.

You may have heard of the Mayflower. The ship set sail in 1620, carrying English pilgrims across the sea to Plymouth. But did you know that science played a big role in this voyage? Learn how the Mayflower was constructed. Find out how science helped sail the ship across the ocean. And discover how modern technology is being used to understand the journey and the people aboard.

Need help getting around your new neighborhood or school? A map can help! Learn how to make your own, and you’ll be a pro at getting around a new place in no time!

Vroom! A semitruck roars as it goes up a steep hill. The trailer is loaded with goods. A truck with a big engine pulls the trailer along. Together, the truck and trailer have 18 wheels! Young listeners will find out about the main parts of these huge vehicles, the kinds of cargo they carry, and why they are an important type of transportation.

From butterflies to sunflowers, each living thing follows a life cycle. Uncover the facts of both animal and plant life cycles, and learn how people's actions can impact them.

Zombies—the undead—have long been a subject of fascination. But can the dead really be brought back to life? When explorer William Seabrook first recorded details of his travels in Haiti in 1929, he explained witnessing undead people working in the sugarcane fields there. He also wrote about Haitian stories that explained zombies as undead people who had been forced into labor. Since then, zombie lore has expanded and changed based on location and culture, and zombies have become a hot topic in Hollywood and popular media

Black bears, grizzly bears, and spirit bears all make their home in the Great Bear Rainforest.

There have long been legends of a curse bestowed upon anyone who disturbs the final resting ground of an Egyptian pharaoh. Lore surrounding these curses claim that they may bring bad luck, illness, or even death. The legend of the curse of King Tutankhamun's tomb spread after odd circumstances and mysterious deaths seemed to follow Howard Carter's research team shortly after discovering and unsealing King Tut's tomb in 1922. It was one of the greatest archaeological discoveries of all things Egyptian—including a desire for the very wealthy to own actual mummies.

I Want to Know About Space is a nonfiction adventure that introduces children ages 3 to 12 to the wonders of our solar system. Young listeners learn about the Sun, planets, Moon phases, stars, telescopes, and more—through playful storytelling and easy-to-understand explanations.