Ghosts . . . are they real spirits or just the stuff of scary stories? Scientists have yet to find any evidence spirits of the dead exist in our world, yet many people believe they do. Whatever our opinions, legends of ghosts, poltergeists, and hauntings exist in every culture around the world. At times helpful, at times terrifying, ghosts have a fearful grip on our imaginations.
The idea that aliens might visit our planet has gripped Earthlings for a long time. Extraterrestrials are popular in science fiction books, movies, and TV shows. UFO hunters of every kind are searching Earth, sky, and space for answers to the question: Are we alone in the galaxy?
U.S. leaders need accurate information to make important decisions. They turn to the CIA to get it. Around the clock, members of the CIA are hard at work. As covert officers secretly gather intelligence, analysts are busy studying it. CIA scientists develop high tech spy gear. But no matter their job, CIA members share a common goal of keeping the country safe.
World War II was the most destructive war in history. Millions upon millions of people died, including innocent civilians. Both sides—the Allies and Axis Powers—pursued secret plans, tactics, and weapons to destroy each other resulting in horrors on a scale never before seen. Secrets of World War II reveals little-known stories of the people, weapons, and battles that have affected the maps on our walls and the allegiances in our hearts.
Stories about ferocious werewolves killing everything in their paths have been around for thousands of years. Take young readers on a trip through time to learn about ancient and medieval lore about werewolves. Then explore how werewolf stories have changed over time until these monsters became the troubled and distant creatures often seen in today's popular culture.
World War I was a brutal war that left more than 9 million dead. Millions more were wounded and lost their homes. The two sides—the Allied Powers and Central Powers—cut secret deals to get countries to join their side. They unleashed secret weapons, employed spies, and relied on the element of surprise itself to wage terrible battles. Secrets of World War I reveals little-known stories of the people, weapons, and battles that have affected the maps on our walls and the allegiances in our hearts.