検索キーワード： 科学・テクノロジー

This true story took place at the emergency farm-labor camp immortalized in Steinbeck's The Grapes of Wrath. Ostracized as "dumb Okies," the children of Dust Bowl migrant laborers went without school—until Superintendent Leo Hart and 50 Okie kids built their own school in a nearby field.

What is juicy, red and green with white stripes and pops up from the ground ready to eat—watermelon! Their seeds need plenty of water, lots of sun and nutrient rich soil. Follow along as a tiny, black seed bursts into a delicious fruit. Watermelons are ready to be picked when their yellow petals have all fallen. Find out what Bee-u-ti-ful insect helps the watermelon grow?

Ada wants to win a prize one day for her inventions. She has many ideas. When it’s time to clean up her blocks, Ada has a great idea to make clean-up time easier. Ada thinks to use her father’s old socks to invent a way to stay on her two feet on an icy day! Ada’s ideas to recycle old things makes her a great inventor!

Have you ever seen or felt a prickly cactus or a juicy aloe? These are just two of the amazing plants that can survive in the desert! In the study of botany, identify the different plants that thrive in hot, dry climates like deserts.

Some animals have skin that will shock you! Well, they may not actually shock you but the skin has unique abilities that might surprise you. Learn how certain animals are able to change their appearance by changing skin color or texture, how others can make you sick with their poison, or animals whose skins peel off. Just imagine what it would be like to live in these skins!

Native American tribes from the Northwest Coast learned to use the wood of cedar trees for many of their daily needs. Tribes used recycling to conserve resources hundreds of years ago. Pounding bark until it was fluffy to make diapers and with special thin branches called withes, cedar trees were soaked and used to make rope. What special technique did tribes use to take down big cedar trees?

Do you know what clouds are made of—they are made up of water particles! Learn about weather science, the characteristics of clouds, and how clouds recycle water. What are the effects on weather and different organisms in the world? Understand the science of precipitation—how clouds create rain, snow, and hail!

Could there be life forms on planetary moons such as Europa, Jupiter’s icy moon or Titian, one of Saturn’s largest moons? Although our moon is made of mostly rock, astronomers believe life may exist on other moons! Scientists know liquid water is needed to support life, and Europa has plenty of it. What other key ingredients are needed for life to exist in our solar system?

Embark on an out-of-this-world adventure with "Orbiting the Sun, Planets of the Solar System," a captivating and educational children's book that takes young listeners on an exciting journey through space! Packed with colorful illustrations and fascinating facts, this book is the perfect guide for budding astronomers and curious minds.

¡Siete insólitos destinos para quienes deseen pasar unas vacaciones de otro planeta! Una descripción detallada, original y divertida de cada uno de los planetas del Sistema Solar, que incluye información sobre las misiones espaciales que los visitaron y datos sobre los sitios web oficiales que actualizan la información día a día.

Have you ever heard of the Showdown at Separation Point? In 1878, astronomers, James Watson and Urbain J.J. Le Verrier, disagreed about the existence of a planet, being named Vulcan, between the sun and Mercury. During an eclipse over Wyoming with telescopes and sky maps, they were finally able to discover which astronomer was right. Who do you think won this science showdown?

Welche Tierarten gibt es? Was sind Facettenaugen? Wie viele Beine hat die Biene? Woher kommt das Schneckenhaus? Sind Schildkröten faul? Was ist eine Metamorphose? Der kleine Kater Findus will unendlich viel wissen und fragt dem alten Pettersson immer wieder Löcher in den Bauch. Zum Glück weiß Pettersson auch auf die kniffligste Frage eine spannende Antwort.

Do you know why monsters always glow in your favorite science fiction stories? Well, real-life science and physics can explain why this happens! Learn how radiation, atoms, and the sonic boom interact with one another to create this mysterious blue glow named, Cerenkov radiation, by particle physicists. Science fiction can sometimes become reality!

Do you know that astronauts are not the only living beings who can travel through space? Our human microbes do as well! When human astronauts go into space and return, they bring the microbes inside their bodies with them! Learn what these organisms teach scientists and how they can affect the human body both in space and on Earth.

What does a light bulb require to burn bright? What happens when a light bulb burns out? Discover how filament, made of one of the heaviest metals, a mixture of two gases, a 60-watt light bulb, and electric currents make this bright idea more than just a bright light! The amazing science behind the light bulb awaits you!

Have you ever wondered what living in space would be like? Meet the Kellys who are identical twins and both astronauts for NASA. With one brother in space and the other on Earth, they are an experiment to learn how human bodies that share the same DNA are affected by living in space for a long time. What do you think NASA can learn from this twin science study?

Take a ride on a rover with NASA as they explore the planet Mars. Learn how NASA explores Mars for evidence of life especially the existence of water. Scientists believe that life depends on water. Is it possible that Mars had life and why is it so different from Earth? Discover the tools, equipment and methods scientists use to uncover rock, water, and fossils to test as evidence of life.

What should you expect if you want to become one of the first inhabitants of a Martian colony? Humans have never lived on Mars so they will have many challenges to overcome in order to successfully stay there. Learn what the future lives of new Martians will be like and understand the obstacles they will need to overcome in order to build a new Martian society.

Do you know what kinds of food astronauts eat and drink while on a space mission? Learn how NASA prepares, dries and packages different food so it lasts for the journey! Find out the different ways that astronauts cook and eat in space which has zero gravity so it doesn't float away. Discover how astronauts use a very different kind of bathroom toilet and what happens to human waste in space.

Did you hear? Pluto is not considered to be a planet anymore—but don’t worry, astronomists used scientific evidence to prove Pluto's demotion. Learn about the scientific method and how it allows scientists to reevaluate theories as new evidence emerges. What do you think Pluto should be classified as? Planet or Dwarf Planet?