Résultats pour "man" dans Sciences et technologies

From crossing vast oceans to exploring outer space, we continue to push the limits of our scientific and engineering capabilities. But what happens when our pursuits don't go as planned? What are the consequences, and how can we learn from these engineering mistakes? This series explores the science behind some of history’s most catastrophic man-made disasters, from the crash of the Hindenburg to the explosion at Chernobyl.

In 1862, balloons were the only way to reach the sky. But 14-year-old Otto Lilienthal didn’t want to fly in balloons. He wanted to soar like a bird. Scientists, teachers, and news reporters everywhere said flying was impossible. Otto and his brother Gustav desperately wanted to prove them wrong, so they made their own wings and tried to take flight. The brothers quickly crashed, but this was just the beginning for Otto, who would spend the next 30 years of his life sketching, re-sketching, and building gliders.

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.

Trees give us yummy apples but also help us build houses. One of these is natural, the other man-made. Can you identify the natural resource? In this edition of the Compare and Contrast Book series, we investigate common items around us and how natural materials are made into tools, toys, and even electricity.

One man's 15 year journey through the world of the paranormal, and what he came to discover, will make you think twice about ghosts....

Los árboles nos dan deliciosas manzanas, pero también ayudan a construir casas. Uno de estos es natural, el otro hecho por el hombre. ¿Puedes identificar el recurso natural? En esta edición de la serie Un libro de comparaciones y contrastes, investigamos objetos comunes que nos rodean y cómo los materiales naturales se transforman en herramientas, juguetes y hasta electricidad.