Showing results for "In the World" in Science & Technology

Johannes Gutenberg spent his days shut away, working on a mysterious project. His neighbors wondered what he was doing in his metal shop. Why did he need so much money? Was he making expensive gold jewelry? Weapons? Armor? What project could possibly take up so many hours of Johannes's time? And how did his invention change the world?

This middle grade edition of the groundbreaking bestseller by Doug Tallamy will inspire kids to use their backyard to help save the planet. In Nature's Best Hope (Young Readers' Edition), Tallamy empowers kids to use their own yards to help combat the negative effects of climate change. He does...

What would you do if you turned on the faucet one day and nothing happened? What if you learned the water in your home was harmful to drink? Water is essential for life on this planet, but not every community has the safe, clean water it needs. In When the World Runs Dry, award-winning science...

How did the colonists of Jamestown and Maryland live and die? Forensic anthropology provides an incredible array of answers. Scientists can look into a grave and determine the skeleton's gender, age at time of death, nationality, and sometimes even economic standing within minutes. Laboratory studies can provide cause of death information.

Herr Lehmann ist ein Gartenzwerg. Doch er ist kein gewöhnlicher Zwerg, denn er kann sprechen und sein sehnlichster Wunsch ist es, seine griesgrämige Besitzerin, Frau Sauertopf, glücklich zu machen. Das gelingt jedoch nur, wenn ihr interessante und abenteuerliche Geschichten aus aller Welt erzählt werden. Doch leider kommt niemand zu Frau Sauertopf, um ihr solche Geschichten zu erzählen. Also fasst Herr Lehmann den Plan, sich heimlich im Koffer von Herrn Reisegern zu verstecken, um in der weiten Welt Geschichten zu sammeln.

Your mouth contains more bacteria than a dog's. Money is covered with germs that can make you sick. The germs in a sneeze travel only an arm's length. You may have heard these common sayings or beliefs before. But are they really true? Can they be proven through research? Let's investigate 17 statements about the microscopic world and find out which ones are right, which ones are wrong, and which ones stump even the experts! Find out whether millions of tiny creatures are living under your bed!