Showing results for "John" in Science & Technology

John Wesley Powell was known for his explorations of the canyon land area of southern Utah and northern Arizona, still "unknown" in the 1860s.

The life of astronaut John "Danny" Olivas.

Have you ever seen a John Deere tractor? John Deere’s farm equipment brand is famous around the world, but it wasn’t an easy path to turn his ideas into reality. Listeners will love learning the story behind the name as they follow along with John’s beginnings as a blacksmith, obstacles in business, and eventual massive success.

Hi, there! I'm an emperor penguin. I might be the largest penguin on Earth, but I started life much smaller, just like you! Learn more about my life cycle and how I went from an egg to the king of Antarctica.

¡Hola! Soy una mariposa monarca. Seguramente me has visto revoloteando por ahí, pero ¿te has puesto a pensar de dónde vengo? Aprende más sobre el ciclo de mi vida desde oruguita chiquita hasta bella mariposa.

Hi, there! I'm a red-eyed tree frog. You might think red eyes would make me stand out, but my green skin helps me blend in with my surroundings. Learn more about my life cycle and how I went from a teeny tiny tadpole to a full-grown frog.

The field of medicine is fascinating. But some medical conditions, treatments, and experiments are almost unbelievable! Did you know workers test medications and medical equipment for bacteria by using a chemical from horseshoe crab blood? Have you ever heard of freezing people's bodies in the hopes of bringing them back to life in the future? Check out these fascinating findings and even more bizarre medicine!

The natural world can be a beautiful and awesome place. But sometimes things happen naturally that are quite peculiar. Have you heard of Blood Falls in Antarctica? Ice cold water flows bright red out of a glacier. Did you know that Death Valley National Park in California has boulders that mysteriously slide across the desert? Learn the details of these mysteries and other peculiar natural phenomena.

¡Hola! Soy un roble. Aprende más sobre el ciclo de mi vida desde bellotita chiquita hasta árbol grande y bello.

¡Hola! Soy una tortuga marina. Paso la mayoría de mis días surfeando por las aguas tibias, ¡pero comencé la vida siendo mucho más pequeñita! Aprende más sobre el ciclo de mi vida, de huevito chiquito a cría y finalmente adulto.

Hi, there! I'm a dandelion. You might see me everywhere, but have you ever stopped to think about how I got there? Learn more about my life cycle and how I went from a tiny little seed to a bold, beautiful flower.

Hi, there! I'm a sea turtle. I spend most of my days surfing in warm waters, but I started life much smaller! Learn more about my life cycle and how I went from a tiny little egg to a hatchling to an adult.

Hi, there! I'm an oak tree. You might see me everywhere, but have you ever stopped to think about how I got there? Learn more about my life cycle and how I went from a tiny little acorn to a big, beautiful tree.

Hi, there! I'm a monarch butterfly. You’ve probably seen me fluttering around, but have you ever stopped to think about where I came from? Learn more about my life cycle and how I went from a tiny little caterpillar to a beautiful butterfly.

¡Hola! Soy un gran tiburón blanco. No te espantes por mis dientes filosos. Comencé la vida siendo mucho más pequeñito, ¡al igual que tú! Aprende más sobre el ciclo de mi vida desde que era una cría hasta ser el mayor depredador del mar.

The story of the ocean is as old as the earth itself. Overfishing, pollution, and oil spills have highlighted the need to take better care of our oceans so that the story can continue to be told.

The rocks you see everyday can be grouped into different types, like igneous, sedimentary, or metamorphic. Some rocks are actually minerals, and you can even find fossils in some types of rocks.

This audiobook introduce young scientists to the basics of the water cycle! This nonfiction book introduces emergent listeners to the importance of water, explaining evaporation and condensation, dew and frost, and the three states of water.

Revealing little-known facts about the fight to teach evolution in schools, this riveting account of the dramatic 1925 Scopes Trial (aka “the Monkey Trial”) speaks directly to today’s fights over what students learn, the tension between science and religion, the influence of the media on...

In the 1800s, the moist soil of the Midwest would stick to plow blades, stopping the farmers as they plowed. Young blacksmith John Deere knew about the problem, so he designed and built a self-scouring plow. With this small start, he founded the famous farm implement company Deere & Company and started down the road to success.