Many animals live or work in groups. Some travel in large groups to protect themselves from predators. Other animals join together to hunt. No matter their size, groups are an important part…

Scientific principles and concepts underlie the world's most fascinating subjects. From dinosaurs that lived millions of years ago to today's hottest movies and music, anything you can think…

Around the world, animals work with other living things to create unique and balanced ecosystems. Bees help plants make seeds. Birds scatter seeds so plants can grow. Gophers loosen the soil,

The world is full of incredible places. People can spot lions on a safari. They can visit the ruins of an ancient civilization or learn about human history at a historic battlefield.…

Around the world, scientists are finding cool and unusual ways to make people's lives better and help the environment. Some of these methods have been quietly used for centuries. Only…

The world can be a weird place. Scientists teach mice how to drive tiny cars. People build upside-down houses. And fish in the deepest, darkest parts of the ocean lure prey using glowing…

World War II was the biggest and deadliest war in history. From 1939 to 1945, more than 50 nations fought across the globe as some nations invaded others to expand their own borders. World…