Résultats lu par "David Armstrong" dans Toutes les catégories

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?

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!

Can you name a real spy from history? Meet Julius and Ethel Rosenberg, who were communist spies for the Soviet Union during the Cold War. Learn about their work on the Manhattan Project to build an atomic bomb for the US, and their eventual trial for espionage. Do you think these historical spies were guilty for sharing secrets with the Soviets?

Tom loves to build rockets and has never lost a competition. He spends all his time trying to win instead of having fun and making friends. After spending the day watching the other children struggle to launch their rockets, Tom must make a decision—win or help the other kids.

Mustafa just moved from Turkey to the U.S. He is excited to make new friends and learn about his new home. On his first day of school, Mustafa is bullied by another student because of his differences. How will a game of soccer, or football, help him prove himself?

Have you heard of the spidernauts? These two special jumping spiders were sent to space for a special mission—to see how they would adapt to microgravity. Would the spiders still be able to hunt for their food for their survival or would they starve? Learn how this experiment with insects was important to understanding microgravity and its effects on the human body!

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?

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.

Leo is not happy about his brother’s new pet, Wrinkles. Wrinkles isn’t like any other pet—he’s an alien! Leo wishes Wrinkles would just go back to his real family so he doesn't have to take care of him. Everything gets worse when Wrinkles starts telepathically communicating with them! Will Leo be able to learn how to live with this strange creature?

Jill and Charlie want to turn Max into a dog show champion! No matter how much they try to train him, though, Max won’t listen. Is Max destined to be the worst of breed? Or will he prove to be something even greater?

The prince must rescue the princess! An evil wizard has trapped her in a castle and turns all of her potential rescuers into stone. In order to marry her, the prince will need to save her! During his journey, he meets three new friends with magical abilities. Together, they work to find a way to rescue the princess. Will the prince get his happily ever after?

In this Yiddish folk tale, the Rabbi of Chelm is sick of everyone coming to him to kvetch. Every day, he must listen to them complain about their daily plights, even before he has had his breakfast! To lessen his burden, he comes up with a solution to fix everyone’s problems—all they need is a new pickle.

Heungbo and Nolbo are not only brothers, but also friends—until their father passes away. Overcome by greed, Nolbo turns Heungbo away and refuses to help him when Heungbo loses his crops. Can Heungbo forgive Nolbo? Will they learn to be a family again?

Do you know how the first pizza was made? Learn how ancient civilizations started to make the first pizza—baked flat bread! See how pizza ingredients like cheese and tomatoes were discovered throughout history. Find out how pizza has become a worldwide favorite food.

Dani is afraid of the Ndiyamasi! Ever since he heard his grandmother’s stories about the hairy monster with two mouths, he can’t think of anything else. His brother, Esto, cruelly teases him about it. After a scary walk home alone, will Dani be able to get back at Esto and make him just as afraid of the Ndiyamasi as Dani is?

It’s Spot’s first day out in the yard and she’s very excited that she’ll laying her eggs! Spot has lots of friends like Chuck the Duck and Sandman the rooster. They all love to eat cracked corn! When will Spot be ready to lay her first egg? What other friends can you find on the farm?

Mike Purcell is poor. He has no money for food or rent, but he does have a cow to sell. On his way to the fair to sell her, he meets a strange man who offers him an equally strange trade—his cow for an empty bottle, with the promise that the bottle will make him rich. What happens when Mike takes the bottle home to his family? Will their fortune turn around?

Have you ever heard of the newsboys? They were the young boys who sold newspapers on the streets during the 19th century. Every day, they stand on the streets shouting out headlines so they could sell their newspapers. Learn about their history and how they striked against newspaper moguls to improve their job conditions.

Stone Walker wishes he was like everyone else—but due to his disability, he can’t go hunting with the rest of the tribe. Despite his differences, Stone Walker wants to prove his worth to the tribe by hunting with small traps. One day, his younger brother joins him and a wolverine attacks them. Will Stone Walker be able to save them?